Update README.md

Author: iyegoroff

README.md

@@ -90,9 +90,9 @@ Optional. If true gradient will be calculated for text view background frame rat
 <img src="img/useViewFrame.png" width="300">
 
 
-## Usage with rn 0.56.0
+## Usage with rn >= 0.56.0
 
-To remove failing invariant checks react-native should be patched
+Wait until https://github.com/facebook/react-native/pull/20097 will be merged or patch react-native to remove failing invariant checks
 
 `$ node node_modules/react-native-text-gradient/patch-rn.js`