Update issue YAMLs (#11318)

* Update issue YAMLs

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

* Update config.yml

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

---------

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>

.github/ISSUE_TEMPLATE/config.yml

@@ -1,8 +1,11 @@
 blank_issues_enabled: true
 contact_links:
+  - name: 📄 Docs
+    url: https://docs.ultralytics.com/yolov5
+    about: Full Ultralytics YOLOv5 Documentation
   - name: 💬 Forum
     url: https://community.ultralytics.com/
     about: Ask on Ultralytics Community Forum
-  - name: Stack Overflow
-    url: https://stackoverflow.com/search?q=YOLOv5
-    about: Ask on Stack Overflow with 'YOLOv5' tag
+  - name: 🎧 Discord
+    url: https://discord.gg/n6cFeSPZdD
+    about: Ask on Ultralytics Discord