Prepare main for 7.0.0 (#6428)

* Bump version to 7.0.0.

* Remove deprecated parameters and change some defaults for 7.0.0.

* Remove deprecated alias.

* Adjust tests.

plugins/modules/proxmox.py

@@ -154,10 +154,9 @@ options:
   unprivileged:
     description:
       - Indicate if the container should be unprivileged.
-      - >
-        The default value for this parameter is C(false) but that is deprecated
-        and it will be replaced with C(true) in community.general 7.0.0.
+      - The default change to C(true) in community.general 7.0.0. It used to be C(false) before.
     type: bool
+    default: true
   description:
     description:
       - Specify the description for the container. Only used on the configuration web interface.
@@ -600,7 +599,7 @@ def main():
         purge=dict(type='bool', default=False),
         state=dict(default='present', choices=['present', 'absent', 'stopped', 'started', 'restarted']),
         pubkey=dict(type='str'),
-        unprivileged=dict(type='bool'),
+        unprivileged=dict(type='bool', default=True),
         description=dict(type='str'),
         hookscript=dict(type='str'),
         proxmox_default_behavior=dict(type='str', default='no_defaults', choices=['compatibility', 'no_defaults']),
@@ -643,14 +642,6 @@ def main():
     timeout = module.params['timeout']
     clone = module.params['clone']
 
-    if module.params['unprivileged'] is None:
-        module.params['unprivileged'] = False
-        module.deprecate(
-            'The default value `false` for the parameter "unprivileged" is deprecated and it will be replaced with `true`',
-            version='7.0.0',
-            collection_name='community.general'
-        )
-
     if module.params['proxmox_default_behavior'] == 'compatibility':
         old_default_values = dict(
             disk="3",