Issues Template: Remove label issues from template (#124)

Author: manrajgrover

ISSUE_TEMPLATE.md

@@ -1,6 +1,5 @@
-GitHub issues for this repository are tracked in the [tfjs union
-repository](https://github.com/tensorflow/tfjs/issues).
+To get help from the community, check out our [Google group](https://groups.google.com/a/tensorflow.org/forum/#!forum/tfjs).
 
-Please file your issue there, following the guidance in [that issue
-template](https://github.com/tensorflow/tfjs/blob/master/ISSUE_TEMPLATE.md).
-Include a 'layers' tag to indicate that the issue is with tfjs-layers.
+GitHub issues for this repository are tracked in the [tfjs union repository](https://github.com/tensorflow/tfjs/issues).
+
+Please file your issue there, following the guidance in [that issue template](https://github.com/tensorflow/tfjs/blob/master/ISSUE_TEMPLATE.md).