Improve links

Author: danog

README.md

@@ -7,7 +7,7 @@
 
 Psalm is a static analysis tool for finding errors in PHP applications.
 
-[Join the official Psalm community!](https://t.me/psalmphp_community)
+[Join the official Psalm news channel](https://t.me/psalmphp) and the [Psalm community](https://t.me/psalmphp_community)!
 
 ## Installation