Update README.md

Author: logonoff

Diff for: frontend/packages/console-dynamic-plugin-sdk/README.md

@@ -171,7 +171,9 @@ This section documents notable changes in the Console provided shared modules ac
 - Upgraded `react-router` and `react-router-dom` shared modules to v6. Plugins using these modules must
   ensure that their dependencies are up to date.
 - Shared module `react-router-dom-v5-compat` is deprecated and will be removed in the future.
-- Upgraded `react-router-dom-v5-compat` to version `npm:react-router-dom@^6.30.x`.
+- Upgraded `react-router-dom-v5-compat` to version `npm:react-router-dom@^6.30.x`. This change is API-
+  compatible with the previous version of `react-router-dom-v5-compat`. Plugins that need to support
+  versions of OpenShift starting from `4.14.x` can continue to use this deprecated shared module as is.
 - Upgraded `monaco-editor` to version `0.51.0`.
 
 ##### CSS styling