Adjust YAML in plugin docs (#10234)

* Adjust YAML in plugin docs.

* Update ignore.txt.

* Forgot two indents.

* adjust connection plugins
adjust filter plugins
adjust inventory plugins
adjust lookup plugins

* Re-add YAML document start.

---------

Co-authored-by: Alexei Znamensky <russoz@gmail.com>

plugins/inventory/online.py

@@ -5,49 +5,49 @@
 
 from __future__ import annotations
 
-DOCUMENTATION = r'''
-    name: online
-    author:
-      - Remy Leone (@remyleone)
-    short_description: Scaleway (previously Online SAS or Online.net) inventory source
-    description:
-        - Get inventory hosts from Scaleway (previously Online SAS or Online.net).
-    options:
-        plugin:
-            description: token that ensures this is a source file for the 'online' plugin.
-            type: string
-            required: true
-            choices: ['online', 'community.general.online']
-        oauth_token:
-            required: true
-            description: Online OAuth token.
-            type: string
-            env:
-                # in order of precedence
-                - name: ONLINE_TOKEN
-                - name: ONLINE_API_KEY
-                - name: ONLINE_OAUTH_TOKEN
-        hostnames:
-            description: List of preference about what to use as an hostname.
-            type: list
-            elements: string
-            default:
-                - public_ipv4
-            choices:
-                - public_ipv4
-                - private_ipv4
-                - hostname
-        groups:
-            description: List of groups.
-            type: list
-            elements: string
-            choices:
-                - location
-                - offer
-                - rpn
-'''
+DOCUMENTATION = r"""
+name: online
+author:
+  - Remy Leone (@remyleone)
+short_description: Scaleway (previously Online SAS or Online.net) inventory source
+description:
+  - Get inventory hosts from Scaleway (previously Online SAS or Online.net).
+options:
+  plugin:
+    description: token that ensures this is a source file for the 'online' plugin.
+    type: string
+    required: true
+    choices: ['online', 'community.general.online']
+  oauth_token:
+    required: true
+    description: Online OAuth token.
+    type: string
+    env:
+      # in order of precedence
+      - name: ONLINE_TOKEN
+      - name: ONLINE_API_KEY
+      - name: ONLINE_OAUTH_TOKEN
+  hostnames:
+    description: List of preference about what to use as an hostname.
+    type: list
+    elements: string
+    default:
+      - public_ipv4
+    choices:
+      - public_ipv4
+      - private_ipv4
+      - hostname
+  groups:
+    description: List of groups.
+    type: list
+    elements: string
+    choices:
+      - location
+      - offer
+      - rpn
+"""
 
-EXAMPLES = r'''
+EXAMPLES = r"""
 # online_inventory.yml file in YAML format
 # Example command line: ansible-inventory --list -i online_inventory.yml
 
@@ -58,7 +58,7 @@ groups:
   - location
   - offer
   - rpn
-'''
+"""
 
 import json
 from sys import version as python_version