Remove deprecated features, bump version to 6.0.0 (#5326)

* Bump version to 6.0.0.

* sender option is now required.

* Default of want_proxmox_nodes_ansible_host changed from true to false.

* username is now an alias of user, and no longer of workspace.

* Remove deprecated return values in favor of end_state.

* Remove debug option.

* Change default of ignore_volatile_options from true to false.

* gitlab_group must now always contain the full path.

* Change default of norc from false to ture.

* Remove deprecated property.

* Add PR URL.

* Adjust bitbucket unit tests.

* Adjust module_helper integration test.

plugins/modules/packaging/language/gem.py

@@ -70,11 +70,10 @@ options:
     version_added: 3.3.0
   norc:
     type: bool
+    default: true
     description:
     - Avoid loading any C(.gemrc) file. Ignored for RubyGems prior to 2.5.2.
-    - The current default value C(false) has been deprecated in community.general 5.0.0.
-      Explicitly specify the value to prevent the deprecation warning to be shown."
-    - From community.general 6.0.0 on, the default will be changed to C(true).
+    - The default changed from C(false) to C(true) in community.general 6.0.0.
     version_added: 3.3.0
   env_shebang:
     description:
@@ -298,7 +297,7 @@ def main():
             user_install=dict(required=False, default=True, type='bool'),
             install_dir=dict(required=False, type='path'),
             bindir=dict(type='path'),
-            norc=dict(type='bool'),
+            norc=dict(type='bool', default=True),
             pre_release=dict(required=False, default=False, type='bool'),
             include_doc=dict(required=False, default=False, type='bool'),
             env_shebang=dict(required=False, default=False, type='bool'),
@@ -316,12 +315,6 @@ def main():
         module.fail_json(msg="Cannot maintain state=latest when installing from local source")
     if module.params['user_install'] and module.params['install_dir']:
         module.fail_json(msg="install_dir requires user_install=false")
-    if module.params['norc'] is None:
-        module.deprecate(
-            'The default of the norc option has been deprecated. It will be changed to `true`'
-            ' in community.general 6.0.0. Specify an explicit value to get rid of this message',
-            version='6.0.0', collection_name='community.general')
-        module.params['norc'] = False
 
     if not module.params['gem_source']:
         module.params['gem_source'] = module.params['name']