chore: update template files

Author: twilio-dx

Diff for: .github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,10 @@
+contact_links:
+  - name: Twilio Support
+    url: https://twilio.com/help/contact
+    about: Get Support
+  - name: Stack Overflow
+    url: https://stackoverflow.com/questions/tagged/twilio-cli-core+or+twilio+node
+    about: Ask questions on Stack Overflow
+  - name: Documentation
+    url: https://www.twilio.com/docs/twilio-cli
+    about: View Reference Documentation