homebrew: respect greedy flag for cask upgrade_all (#6267)

* homebrew: respect greedy flag for cask upgrade_all

* homebrew: implement feedback from code review

changelogs/fragments/6267-homebrew-cask-upgrade-all-greedy.yml

@@ -0,0 +1,2 @@
+minor_changes:
+  - homebrew_cask - allows passing ``--greedy`` option to ``upgrade_all`` (https://github.com/ansible-collections/community.general/pull/6267).

plugins/modules/homebrew_cask.py

@@ -78,8 +78,9 @@ options:
   greedy:
     description:
     - Upgrade casks that auto update.
-    - Passes --greedy to brew cask outdated when checking
+    - Passes C(--greedy) to C(brew outdated --cask) when checking
-      if an installed cask has a newer version available.
+      if an installed cask has a newer version available,
+      or to C(brew upgrade --cask) when upgrading all casks.
     type: bool
     default: false
 '''
@@ -128,6 +129,11 @@ EXAMPLES = '''
   community.general.homebrew_cask:
     upgrade_all: true
 
+- name: Upgrade all casks with greedy option
+  community.general.homebrew_cask:
+    upgrade_all: true
+    greedy: true
+
 - name: Upgrade given cask with force option
   community.general.homebrew_cask:
     name: alfred
@@ -581,6 +587,9 @@ class HomebrewCask(object):
         else:
             cmd = [self.brew_path, 'cask', 'upgrade']
 
+        if self.greedy:
+            cmd = cmd + ['--greedy']
+
         rc, out, err = '', '', ''
 
         if self.sudo_password: