docs: readme update

- starting from v1.8.0 we wont support engine versions lower then 4.27

Author: ashe23

README.md

@@ -3,7 +3,7 @@ Unreal engine plugin for managing unused assets and empty folders in project.
 
 No more Migration and other hacky methods needed.
 
-Versions Supported: 4.25, 4.26, 4.27, 5.0  
+Versions Supported: 4.27+   
 Platform: Windows and Linux
 
 <img src="https://user-images.githubusercontent.com/8270558/162420930-760e035b-6e91-43c4-9cd0-0e0beddf8d31.png" />