[skip ci] feat(github): Remove mentions of official ext repo (#1661)

.github/ISSUE_TEMPLATE/config.yml

@@ -1,11 +1,5 @@
 blank_issues_enabled: false
 contact_links:
-  - name: ⚠️ Anime extension/source issue
-    url: https://github.com/aniyomiorg/aniyomi-extensions/issues/new/choose
-    about: Issues and requests for official extensions and sources should be opened in the aniyomi-extensions repository instead
-  - name: 📦 Aniyomi extensions
-    url: https://aniyomi.org/extensions/
-    about: Anime extensions and sources
   - name: 🧑‍💻 Aniyomi help discord
     url: https://discord.gg/F32UjdJZrR
     about: Common questions are answered here

.github/ISSUE_TEMPLATE/report_issue.yml

@@ -93,9 +93,7 @@ body:
           required: true
         - label: I have written a short but informative title.
           required: true
-        - label: If this is an issue with an official anime extension, I should be opening an issue in the [extensions repository](https://github.com/aniyomiorg/aniyomi-extensions/issues/new/choose).
-          required: true
-        - label: If this is an issue with a manga extension, report it to the manga source extension project you added it from.
+        - label: If this is an issue with an extension, I should be opening an issue in the extension's repository.
           required: true
         - label: I have gone through the [FAQ](https://aniyomi.org/docs/faq/general) and [troubleshooting guide](https://aniyomi.org/docs/guides/troubleshooting/).
           required: true

.github/ISSUE_TEMPLATE/request_feature.yml

@@ -30,7 +30,7 @@ body:
           required: true
         - label: I have written a short but informative title.
           required: true
-        - label: If this is an issue with an official extension, I should be opening an issue in the [extensions repository](https://github.com/aniyomiorg/aniyomi-extensions/issues/new/choose).
+        - label: If this is a request regarding an extension, I should be opening an issue in the extension's repository.
           required: true
         - label: I have updated the app to version **[0.15.3.0](https://github.com/aniyomiorg/aniyomi/releases/latest)**.
           required: true

README.md

@@ -51,9 +51,6 @@ Please make sure to read the full guidelines. Your issue may be closed without w
 * Write a detailed issue, explaining what it should do or how. Avoid writing just "like X app does"
 * Include screenshot (if needed)
 
-Source requests should be created at https://github.com/aniyomiorg/aniyomi-extensions, they do not belong in this repository.
-</details>
-
 <details><summary>Contributing</summary>
 
 See [CONTRIBUTING.md](./CONTRIBUTING.md).