Add new file

.gitlab/issue_templates/.gitlab/issue_templates/discussion.md

+<!-- 
+#️⃣ General: Chat about anything and everything here
+💡 Ideas: Share ideas for new features and efficient workflows
+🙏 Q&A: Ask the community and organizers for help, will be transfered to the [FAQ](https://renkulab.io/gitlab/aaron.spring/s2s-ai-challenge/-/wikis/Frequently-Asked-Questions-(FAQ))
+🙌 Show and tell: Show off something you've made
+-->
+
+/label ~discussion
+/cc @aaron.spring
\ No newline at end of file