Add issue template configuration file

Added configuration for issue templates with contact links.

Author: meldra

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: true
+contact_links:
+  - name: Issues with CodeMeta terms:
+    url: https://github.com/codemeta/codemeta
+    about: To add, remove, or amend CodeMeta terms.
+  - name: Issues with the CodeMeta-Generator:
+    url: https://github.com/codemeta/codemeta-generator
+    about: To raise issues or suggestions for the CodeMeta Generator.