move app request to CasaOS-AppStore (IceWhaleTech#958)

Signed-off-by: Tiger Wang <[email protected]>

.github/ISSUE_TEMPLATE/config.yml

@@ -1,5 +1,8 @@
 blank_issues_enabled: false
 contact_links:
+  - name: App Request
+    url: https://github.com/IceWhaleTech/CasaOS-AppStore/issues/new?assignees=&labels=App+Request&template=app_request.yml&title=%5BApp+Request%5D+AppName
+    about: Request to add an app to the app store.
   - name: Feature/Enhancement Ideas
     url: https://github.com/IceWhaleTech/CasaOS/discussions/164
     about: Have an idea for a new feature/enhancement?
@@ -8,4 +11,4 @@ contact_links:
     about: Ask questions, propose ideas, or discuss anything related to CasaOS
   - name: Discord
     url: https://discord.gg/knqAbbBbeX
-    about: Get help or share great ideas on Discord!
+    about: Get help or share great ideas on Discord!