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/keycloak_client_rolescope.py

@@ -22,9 +22,9 @@ description:
     In a default Keycloak installation, admin-cli and an admin user would work, as would a separate client definition with
     the scope tailored to your needs and a user having the expected roles.
   - Client O(client_id) must have O(community.general.keycloak_client#module:full_scope_allowed) set to V(false).
-  - Attributes are multi-valued in the Keycloak API. All attributes are lists of individual values and will be returned that
-    way by this module. You may pass single values for attributes when calling the module, and this will be translated into
-    a list suitable for the API.
+  - Attributes are multi-valued in the Keycloak API. All attributes are lists of individual values and are returned that way
+    by this module. You may pass single values for attributes when calling the module, and this is translated into a list
+    suitable for the API.
 attributes:
   check_mode:
     support: full
@@ -37,8 +37,8 @@ options:
   state:
     description:
       - State of the role mapping.
-      - On V(present), all roles in O(role_names) will be mapped if not exists yet.
-      - On V(absent), all roles mapping in O(role_names) will be removed if it exists.
+      - On V(present), all roles in O(role_names) are mapped if not exist yet.
+      - On V(absent), all roles mapping in O(role_names) are removed if it exists.
     default: 'present'
     type: str
     choices: