doc style adjustments: modules [jk]* (#10420)

* doc style adjustments: modules j*

* doc style adjustments: modules k*

* Apply suggestions from code review

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

* Update plugins/modules/keycloak_realm_key.py

---------

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

plugins/modules/java_cert.py

@@ -32,7 +32,7 @@ options:
   cert_port:
     description:
       - Port to connect to URL.
-      - This will be used to create server URL:PORT.
+      - This is used to create server URL:PORT.
     type: int
     default: 443
   cert_path:
@@ -98,8 +98,8 @@ 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 O(state=present), the certificate is always inserted into the keystore, even if there already exists a cert alias
+        that is different.
     type: str
     choices: [absent, present]
     default: present