refactor(github): remove discussions link

Author: ndyakov

.github/ISSUE_TEMPLATE/config.yml

@@ -1,8 +1,5 @@
 blank_issues_enabled: false
 contact_links:
-  - name: GitHub Discussions
-    url: https://github.com/redis/go-redis-entraid/discussions
-    about: Please ask and answer questions here.
   - name: Documentation
     url: https://github.com/redis/go-redis-entraid/blob/main/README.md
     about: Check if your issue is already addressed in the documentation.