Update link to MySQL adapter (#435)

Author: ralph

README.md

@@ -282,7 +282,7 @@ We are aware of the following existing adapter libraries for Scenic which may
 meet your needs:
 
 - [`scenic_sqlite_adapter`](https://github.com/pdebelak/scenic_sqlite_adapter)
-- [`scenic-mysql_adapter`](https://github.com/EmpaticoOrg/scenic-mysql_adapter)
+- [`scenic-mysql_adapter`](https://github.com/cainlevy/scenic-mysql_adapter)
 - [`scenic-sqlserver-adapter`](https://github.com/ClickMechanic/scenic_sqlserver_adapter)
 - [`scenic-oracle_adapter`](https://github.com/cdinger/scenic-oracle_adapter)