Merge pull request #214 from kasthuriraajan/master

Update Slack channel occurrences with Discord

Author: LakshanSS

README.md

@@ -51,5 +51,5 @@ All contributors are encouraged to read the [Ballerina Code of Conduct](https://
 ## Useful links
 
 * Discuss the code changes of the Ballerina project in [[email protected]](mailto:[email protected]).
-* Chat live with us via our [Slack channel](https://ballerina.io/community/slack/).
+* Chat live with us via our [Discord server](https://discord.gg/ballerinalang).
 * Post all technical questions on Stack Overflow with the [#ballerina](https://stackoverflow.com/questions/tagged/ballerina) tag.

gmail/Package.md

@@ -18,5 +18,5 @@ To report bugs, request new features, start new discussions, view project boards
 
 ## Useful links
 - Discuss code changes of the Ballerina project in [[email protected]](mailto:[email protected]).
-- Chat live with us on our [Slack channel](https://ballerina.io/community/slack/).
+- Chat live with us via our [Discord server](https://discord.gg/ballerinalang).
 - Post all technical questions on Stack Overflow with the [#ballerina](https://stackoverflow.com/questions/tagged/ballerina) tag