private static void commitSdkVersionIfChanged(@NotNull Sdk sdk, @Nullable String versionString) {
    if (!StringUtil.equals(versionString, sdk.getVersionString())) {
      changeSdkModificator(sdk, modificatorToWrite -> {
        modificatorToWrite.setVersionString(versionString);
        return true;
      });
    }
  }
private static void commitSdkVersionIfChanged(@NotNull Sdk sdk, @Nullable String versionString)