add github issue config.yml

Author: mcchrish

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: false
+contact_links:
+  - name: 🚀 Feature Request
+    url: https://github.com/mcchrish/nnn.vim/discussions/new?category=ideas
+    about: Share ideas for new features
+  - name: ❓ Ask a Question
+    url: https://github.com/mcchrish/nnn.vim/discussions/new?category=q-a
+    about: Ask the community for help