[ip ... j]*.py: normalize docs (#9392)

* [ip ... j]*.py: normalize docs

* Update plugins/modules/ip_netns.py

Co-authored-by: Felix Fontein <felix@fontein.de>

---------

Co-authored-by: Felix Fontein <felix@fontein.de>

plugins/modules/java_cert.py

@@ -8,14 +8,13 @@
 from __future__ import absolute_import, division, print_function
 __metaclass__ = type
 
-DOCUMENTATION = r'''
----
+DOCUMENTATION = r"""
 module: java_cert
 
 short_description: Uses keytool to import/remove certificate to/from java keystore (cacerts)
 description:
-  - This is a wrapper module around keytool, which can be used to import certificates
-    and optionally private keys to a given java keystore, or remove them from it.
+  - This is a wrapper module around keytool, which can be used to import certificates and optionally private keys to a given
+    java keystore, or remove them from it.
 extends_documentation_fragment:
   - community.general.attributes
   - ansible.builtin.files
@@ -61,9 +60,8 @@ options:
   pkcs12_path:
     description:
       - Local path to load PKCS12 keystore from.
-      - Unlike O(cert_url), O(cert_path) and O(cert_content), the PKCS12 keystore embeds the private key matching
-        the certificate, and is used to import both the certificate and its private key into the
-        java keystore.
+      - Unlike O(cert_url), O(cert_path) and O(cert_content), the PKCS12 keystore embeds the private key matching the certificate,
+        and is used to import both the certificate and its private key into the java keystore.
       - Exactly one of O(cert_url), O(cert_path), O(cert_content), or O(pkcs12_path) is required to load certificate.
     type: path
   pkcs12_password:
@@ -100,10 +98,10 @@ options:
   state:
     description:
       - Defines action which can be either certificate import or removal.
-      - When state is present, the certificate will always idempotently be inserted
-        into the keystore, even if there already exists a cert alias that is different.
+      - When state is present, the certificate will always idempotently be inserted into the keystore, even if there already
+        exists a cert alias that is different.
     type: str
-    choices: [ absent, present ]
+    choices: [absent, present]
     default: present
   mode:
     version_added: 8.5.0
@@ -125,10 +123,10 @@ options:
     version_added: 8.5.0
 requirements: [openssl, keytool]
 author:
-- Adam Hamsik (@haad)
-'''
+  - Adam Hamsik (@haad)
+"""
 
-EXAMPLES = r'''
+EXAMPLES = r"""
 - name: Import SSL certificate from google.com to a given cacerts keystore
   community.general.java_cert:
     cert_url: google.com
@@ -196,9 +194,9 @@ EXAMPLES = r'''
     keystore_pass: changeit
     keystore_create: true
     state: present
-'''
+"""
 
-RETURN = r'''
+RETURN = r"""
 msg:
   description: Output from stdout of keytool command after execution of given command.
   returned: success
@@ -216,7 +214,7 @@ cmd:
   returned: success
   type: str
   sample: "keytool -importcert -noprompt -keystore"
-'''
+"""
 
 import os
 import tempfile