Remove the Fabric setup of example - new arch is default now

Author: BartoszKlonowski

README.md

@@ -226,59 +226,6 @@ You can also do this manually by:
 - Installing pods for iOS app
 - Running example app like always: `npx react-native run-<platform>`
 
-### New architecture setup (Fabric)
-
-In order to use the new architecture some extra steps are needed.
-#### iOS
-- Install pods with new arch flag inside `example/ios` folder: `RCT_NEW_ARCH_ENABLED=1 pod install`
-- Run `npm run example-ios`
-
-#### Android
-- Set `newArchEnabled` to true inside `example/android/gradle.properties`
-- Run `npm run example-android`
-
-<details>
-<summary>
-If you are using React Native version lower than 0.70, you need to setup manual linking for Android to work.
-</summary>
-
-Inside `example/android/app/src/main/jni/Android.mk` add these lines:
-
-```diff
-+ include $(NODE_MODULES_DIR)/@react-native-community/slider/android/build/generated/source/codegen/jni/Android.mk
-include $(CLEAR_VARS)
-```
-
-```diff
-    libreact_codegen_rncore \
-+   libreact_codegen_ReactSlider \
-    libreact_debug \
-```
-
-Inside `example/android/app/src/main/jni/MainComponentsRegistry.cpp` update these lines:
-
-```diff
-#include <react/renderer/components/rncore/ComponentDescriptors.h>
-+ #include <react/renderer/components/ReactSlider/ComponentDescriptors.h>
-
-...
-
-MainComponentsRegistry::sharedProviderRegistry() {
-  auto providerRegistry = CoreComponentsRegistry::sharedProviderRegistry();
-
-  // Custom Fabric Components go here. You can register custom
-  // components coming from your App or from 3rd party libraries here.
-  //
-  // providerRegistry->add(concreteComponentDescriptorProvider<
-  //        AocViewerComponentDescriptor>());
-+ providerRegistry->add(concreteComponentDescriptorProvider<RNCSliderComponentDescriptor>());
-
-  return providerRegistry;
-}
-```
-
-</details>
-
 ## Maintainers
 
 - [Bartosz Klonowski](https://github.com/BartoszKlonowski) - [Callstack](https://callstack.com/)