Switch on enableProfilerChangedHookIndices flag for OSS devtools builds (facebook#22011)

Author: mrkev

packages/react-devtools-shared/src/config/DevToolsFeatureFlags.extension-oss.js

@@ -13,7 +13,7 @@
  * It should always be imported from "react-devtools-feature-flags".
  ************************************************************************/
 
-export const enableProfilerChangedHookIndices = false;
+export const enableProfilerChangedHookIndices = true;
 export const isInternalFacebookBuild = false;
 
 /************************************************************************