Update URL and README.md

Author: minhaj-shakeel

.github/ISSUE_TEMPLATE

@@ -1 +1 @@
-**GitHub Issues are deprecated. Use [Discuss Issues](https://discuss.dgraph.io/c/issues/dgo) for reporting issues about this repository.**
+**GitHub Issues are deprecated. Use [Discuss Issues](https://discuss.dgraph.io/c/issues/35/clients/46) for reporting issues about this repository.**

.github/workflows/main.yml

@@ -21,4 +21,4 @@ jobs:
         uses: peter-evans/[email protected]
         with:
           comment: |
-           **Use [Discuss Issues](https://discuss.dgraph.io/c/issues/dgraph-js) for reporting issues about this repository.**
+           **Use [Discuss Issues](https://discuss.dgraph.io/c/issues/35/clients/46) for reporting issues about this repository.**

README.md

@@ -3,7 +3,7 @@
 Official Dgraph client implementation for JavaScript (Node.js v6 and above),
 using [gRPC].
 
-**Use [Discuss Issues](https://discuss.dgraph.io/tags/c/issues/35/dgraph-js) for reporting issues about this repository.**
+**Use [Discuss Issues](https://discuss.dgraph.io/tags/c/issues/35/clients/46) for reporting issues about this repository.**
 
 **Looking for browser support? Check out [dgraph-js-http].**