Move template to a dedicated folder (#425)

* move template file

* rename draft

Author: ramyaragupathy

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,5 @@
+blank_issues_enabled: true
+issue_templates:
+  - name: Newsletter Input Draft
+    description: Template to invite community inputs for MapLibre newsletter
+    file: newsletter.md