Add keycloak_realm_key module (#7127)

* Add keycloak_realm_key module

* keycloak_realm_key: make "ansible-test sanity" happy

Signed-off-by: Samuli Seppänen <samuli.seppanen@puppeteers.net>

* keycloak_realm_key: support check_mode

* keycloak_realm_key: add integration tests

* keycloak_realm_key: remove FIXME comment

* keycloak_realm_key: fix EOL in integration test variables

* keycloak_realm_key: remove unused import

* keycloak_realm_key: remove integration test realm at the end of test suite

* keycloak_realm_key: add version_added metadata

* keycloak_realm_key: add documentation for end_state

* keycloak_realm_key: support the "certificate" parameter

As with "private_key" changing the certificate after creation is not possible
because we can't compare the current value to the desired value.

* keycloak_realm_key: document default for certificate parameter

Signed-off-by: Samuli Seppänen <samuli.seppanen@puppeteers.net>

* keycloak_realm_key: implement diff mode

* Update plugins/modules/keycloak_realm_key.py

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

* Update plugins/modules/keycloak_realm_key.py

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

* Update plugins/modules/keycloak_realm_key.py

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

* Update plugins/modules/keycloak_realm_key.py

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

* Update plugins/modules/keycloak_realm_key.py

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

* keycloak_realm_key: remove note about literal linefeeds

* keycloak_realm_key: remove defaults from priority and certificate

* keycloak_realm_key: mark diff and check modes as partially supported

* keycloak_realm_key: implement "force" parameter

This ensures that the desired state is always enforced on keys that should be,
and are, present.

* keycloak_realm_key: fix yaml parsing error in documentation

* keycloak_realm_key: document why check_mode support is partial

* Update plugins/modules/keycloak_realm_key.py

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

* Update plugins/modules/keycloak_realm_key.py

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

* keycloak_realm_key: documentation and metadata fixes

* keycloak_realm_key: small documentation fix

* keycloak_realm_key: change version_added to 7.5.0

* Update plugins/modules/keycloak_realm_key.py

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

---------

Signed-off-by: Samuli Seppänen <samuli.seppanen@puppeteers.net>
Co-authored-by: Felix Fontein <felix@fontein.de>

.github/BOTMETA.yml

@@ -725,6 +725,8 @@ files:
     maintainers: kris2kris
   $modules/keycloak_realm_info.py:
     maintainers: fynncfchen
+  $modules/keycloak_realm_key.py:
+    maintainers: mattock
   $modules/keycloak_role.py:
     maintainers: laurpaum
   $modules/keycloak_user.py: