Allow force-enabling apps

CHANGELOG.md

 # Changelog
 
+## Unreleased
+
+* Allow force-installing apps, ignoring a formal incompatibility with the
+  Nextcloud version.
+
 ## 0.15.24 - 2024-08-12
 
 * Update nextcloud helm chart to v4.6.11.

templates/setup-apps-configmap.yaml

@@ -150,8 +150,8 @@ data:
     fi
     {{ end }} # end if and .github_repository .version
     {{- if .enabled }}
-    # Enable {{ .name }} app
-    run_as "php $occ app:enable {{ .name }}"
+    # Enable app {{ .name }}
+    run_as "php $occ app:enable {{ and (hasKey . "force") .force | ternary "--force" "" }} {{ .name }}"
     {{- end }} # end if .enabled
     {{- end }} # end range $apps
     {{- end }} # end range .Values.apps