ReactNativeConfig with a feature flag for big text cache enabled

TextMeasure.java

new ReactNativeConfig() {
  @Override
  public boolean getBool(String s) {
    return s.equals(
        "react_fabric:enable_large_text_measure_cache_android");
  }

  @Override
  public long getInt64(String s) {
    return 0;
  }

  @Override
  public String getString(String s) {
    return "";
  }

  @Override
  public double getDouble(String s) {
    return 0;
  }
}