chore: remove last link to Discourse

Author: rosen-vladimirov

.github/ISSUE_TEMPLATE.md

@@ -8,7 +8,7 @@ questions regarding the behavior/reproduction for more than 20 days "dead". All
 
 ## Please, provide the details below:
 
-### Did you verify this is a real problem by searching [Stack Overflow](https://stackoverflow.com/questions/tagged/nativescript), the [NativeScript Forum](https://discourse.nativescript.org/), and the [other open issues in this repo](https://github.com/NativeScript/nativescript/issues)?
+### Did you verify this is a real problem by searching [Stack Overflow](https://stackoverflow.com/questions/tagged/nativescript) and the [other open issues in this repo](https://github.com/NativeScript/nativescript/issues)?
 
 ### Tell us about the problem
 Please, ensure your title is less than 63 characters long and starts with a capital