docs: add community link

Signed-off-by: Wing-Kam Wong <wingkwong.code@gmail.com>

README.md

@@ -21,6 +21,7 @@ Turns any MySQL, PostgreSQL, SQL Server, SQLite & MariaDB into a smart-spreadshe
 <p align="center">
     <a href="http://www.nocodb.com"><b>Website</b></a> •
     <a href="https://discord.gg/5RgZmkW"><b>Discord</b></a> •
+    <a href="https://community.nocodb.com/"><b>Community</b></a> •
     <a href="https://twitter.com/nocodb"><b>Twitter</b></a> •
     <a href="https://www.reddit.com/r/NocoDB/"><b>Reddit</b></a> •
     <a href="https://docs.nocodb.com/"><b>Documentation</b></a>