chore(github): Update issue template to use external main che repository

.github/ISSUE_TEMPLATE/where-to-report-issues.md

@@ -0,0 +1,16 @@
+---
+name: "⚠️ Where to report issues?"
+about: File issues in the main Eclipse Che repository at [https://github.com/eclipse/che/issues](https://github.com/eclipse/che/issues).
+title: Issues need to be filed in the main Eclipse Che repository
+labels: ''
+assignees: ''
+
+---
+
+## Where to report issues?
+
+This repository is not the primary repository of Eclipse Che.
+
+🚨 Please don't submit new issues here. 🚨
+
+All issues for Eclipse Che are managed at [https://github.com/eclipse/che/issues](https://github.com/eclipse/che/issues).

README.md

@@ -108,7 +108,9 @@ pass:[VARIABLE_NAME__WITH__UNDERSCORES]
 
 ## How to get support
 
-* **GitHub issue:** [open an issue](https://github.com/eclipse/che-docs/issues/new) in this repository
+* **GitHub issue:** [![New questions](https://img.shields.io/badge/New-question-blue.svg?style=flat-curved)](https://github.com/eclipse/che/issues/new?labels=area/doc,kind/question)
+[![New bug](https://img.shields.io/badge/New-bug-red.svg?style=flat-curved)](https://github.com/eclipse/che/issues/new?labels=area/doc,kind/bug)
+
 * **Public Chat:** Join the public [eclipse-che](https://mattermost.eclipse.org/eclipse/channels/eclipse-che) Mattermost channel to talk to the community and contributors
 
 ## How to contribute