fixed link in readme

Author: RealFloorIsJava

README.md

@@ -3,7 +3,7 @@
 A minecraft mod adding easy-to-use chat tabs.
 
 Project page:
-[https://lordkorea.github.io/SimpleTabs/](https://lordkorea.github.io/SimpleTabs/)
+[https://lordkorea.gitlab.io/SimpleTabs/](https://lordkorea.gitlab.io/SimpleTabs/)
 
 This mod requires Forge. It was tested with build #2623 for 1.12.2,
 build #2588 for 1.11.2, build #2511 for 1.10.2, build #2051 for 1.9.4