YAML align indent sizes for docs readability (#323)

This proposal has been aligned in a human readable.

    There are no changes to this except for spac
    The indentation size is not specifically defined in the YAML RFC
        $ make yaml has passed on my-machine

I set the indentation size to the largest number of articles in the repository (dictionary: 2)

(And also include nishigori as a CLA signer.)

6 files changed, 63 insertions, 63 deletions

diff --git a/doc/rtd/topics/datasources/azure.rst b/doc/rtd/topics/datasources/azure.rst
index 1427fb3d..fdb919a5 100644
--- a/doc/rtd/topics/datasources/azure.rst
+++ b/doc/rtd/topics/datasources/azure.rst
@@ -114,19 +114,19 @@ An example configuration with the default values is provided below:
 .. sourcecode:: yaml
 
   datasource:
-   Azure:
-    agent_command: __builtin__
-    apply_network_config: true
-    data_dir: /var/lib/waagent
-    dhclient_lease_file: /var/lib/dhcp/dhclient.eth0.leases
-    disk_aliases:
+    Azure:
+      agent_command: __builtin__
+      apply_network_config: true
+      data_dir: /var/lib/waagent
+      dhclient_lease_file: /var/lib/dhcp/dhclient.eth0.leases
+      disk_aliases:
         ephemeral0: /dev/disk/cloud/azure_resource
-    hostname_bounce:
+      hostname_bounce:
         interface: eth0
         command: builtin
         policy: true
         hostname_command: hostname
-    set_hostname: true
+      set_hostname: true
 
 
 Userdata
diff --git a/doc/rtd/topics/datasources/cloudstack.rst b/doc/rtd/topics/datasources/cloudstack.rst
index da183226..592328ea 100644
--- a/doc/rtd/topics/datasources/cloudstack.rst
+++ b/doc/rtd/topics/datasources/cloudstack.rst
@@ -37,11 +37,11 @@ An example configuration with the default values is provided below:
 .. sourcecode:: yaml
 
   datasource:
-   CloudStack:
-    max_wait: 120
-    timeout: 50
-    datasource_list:
-      - CloudStack
+    CloudStack:
+      max_wait: 120
+      timeout: 50
+      datasource_list:
+        - CloudStack
 
 
 .. _Apache CloudStack: http://cloudstack.apache.org/
diff --git a/doc/rtd/topics/datasources/ec2.rst b/doc/rtd/topics/datasources/ec2.rst
index 1c3a880f..274ca1e4 100644
--- a/doc/rtd/topics/datasources/ec2.rst
+++ b/doc/rtd/topics/datasources/ec2.rst
@@ -96,11 +96,11 @@ An example configuration with the default values is provided below:
 .. sourcecode:: yaml
 
   datasource:
-   Ec2:
-    metadata_urls: ["http://169.254.169.254:80", "http://instance-data:8773"]
-    max_wait: 120
-    timeout: 50
-    apply_full_imds_network_config: true
+    Ec2:
+      metadata_urls: ["http://169.254.169.254:80", "http://instance-data:8773"]
+      max_wait: 120
+      timeout: 50
+      apply_full_imds_network_config: true
 
 Notes
 -----
diff --git a/doc/rtd/topics/datasources/nocloud.rst b/doc/rtd/topics/datasources/nocloud.rst
index bc96f7fe..7cbd1a81 100644
--- a/doc/rtd/topics/datasources/nocloud.rst
+++ b/doc/rtd/topics/datasources/nocloud.rst
@@ -133,12 +133,12 @@ be network configuration based on the filename.
   version: 2
   ethernets:
     interface0:
-       match:
-           mac_address: "52:54:00:12:34:00"
-       set-name: interface0
-       addresses:
-       - 192.168.1.10/255.255.255.0
-       gateway4: 192.168.1.254
+      match:
+        mac_address: "52:54:00:12:34:00"
+      set-name: interface0
+      addresses:
+        - 192.168.1.10/255.255.255.0
+      gateway4: 192.168.1.254
 
 
 .. _iso9660: https://en.wikipedia.org/wiki/ISO_9660
diff --git a/doc/rtd/topics/datasources/openstack.rst b/doc/rtd/topics/datasources/openstack.rst
index ef10ce57..b8870bf1 100644
--- a/doc/rtd/topics/datasources/openstack.rst
+++ b/doc/rtd/topics/datasources/openstack.rst
@@ -51,12 +51,12 @@ An example configuration with the default values is provided below:
 .. sourcecode:: yaml
 
   datasource:
-   OpenStack:
-    metadata_urls: ["http://169.254.169.254"]
-    max_wait: -1
-    timeout: 10
-    retries: 5
-    apply_network_config: True
+    OpenStack:
+      metadata_urls: ["http://169.254.169.254"]
+      max_wait: -1
+      timeout: 10
+      retries: 5
+      apply_network_config: True
 
 
 Vendor Data
diff --git a/doc/rtd/topics/tests.rst b/doc/rtd/topics/tests.rst
index aee3d7fc..f03b5969 100644
--- a/doc/rtd/topics/tests.rst
+++ b/doc/rtd/topics/tests.rst
@@ -467,11 +467,11 @@ Set region in platforms.yaml
 .. code-block:: yaml
 
     azurecloud:
-        enabled: true
-        region: West US 2
-        vm_size: Standard_DS1_v2
-        storage_sku: standard_lrs
-        tag: ci
+      enabled: true
+      region: West US 2
+      vm_size: Standard_DS1_v2
+      storage_sku: standard_lrs
+      tag: ci
 
 
 Architecture
@@ -546,38 +546,38 @@ The following demonstrates merge behavior:
 .. code-block:: yaml
 
     defaults:
-        list_item:
-         - list_entry_1
-         - list_entry_2
-        int_item_1: 123
-        int_item_2: 234
-        dict_item:
-            subkey_1: 1
-            subkey_2: 2
-            subkey_dict:
-                subsubkey_1: a
-                subsubkey_2: b
+      list_item:
+        - list_entry_1
+        - list_entry_2
+      int_item_1: 123
+      int_item_2: 234
+      dict_item:
+        subkey_1: 1
+        subkey_2: 2
+        subkey_dict:
+          subsubkey_1: a
+          subsubkey_2: b
 
     overrides:
-        list_item:
-         - overridden_list_entry
-        int_item_1: 0
-        dict_item:
-            subkey_2: false
-            subkey_dict:
-                subsubkey_2: 'new value'
+      list_item:
+        - overridden_list_entry
+      int_item_1: 0
+      dict_item:
+        subkey_2: false
+        subkey_dict:
+          subsubkey_2: 'new value'
 
     result:
-        list_item:
-         - overridden_list_entry
-        int_item_1: 0
-        int_item_2: 234
-        dict_item:
-            subkey_1: 1
-            subkey_2: false
-            subkey_dict:
-                subsubkey_1: a
-                subsubkey_2: 'new value'
+      list_item:
+        - overridden_list_entry
+      int_item_1: 0
+      int_item_2: 234
+      dict_item:
+        subkey_1: 1
+        subkey_2: false
+        subkey_dict:
+          subsubkey_1: a
+          subsubkey_2: 'new value'
 
 
 Image Config