Bump react-native to 0.70.0-rc.4 (#3478)

## Description

This PR bumps `react-native` in Example and FabricExample apps to 0.70.0-rc.4 according to the [upgrade helper](https://react-native-community.github.io/upgrade-helper/?from=0.70.0-rc.2&to=0.70.0-rc.4).

Example/.gitignore

@@ -20,7 +20,7 @@ DerivedData
 *.hmap
 *.ipa
 *.xcuserstate
-project.xcworkspace
+ios/.xcode.env.local
 
 # Android/IntelliJ
 #
@@ -29,6 +29,8 @@ build/
 .gradle
 local.properties
 *.iml
+*.hprof
+.cxx/
 
 # node.js
 #
@@ -40,6 +42,7 @@ yarn-error.log
 buck-out/
 \.buckd/
 *.keystore
+!debug.keystore
 
 # fastlane
 #
@@ -48,16 +51,18 @@ buck-out/
 # For more information about the recommended setup visit:
 # https://docs.fastlane.tools/best-practices/source-control/
 
-*/fastlane/report.xml
-*/fastlane/Preview.html
-*/fastlane/screenshots
+**/fastlane/report.xml
+**/fastlane/Preview.html
+**/fastlane/screenshots
+**/fastlane/test_output
 
 # Bundle artifact
 *.jsbundle
 
-# CocoaPods
+# Ruby / CocoaPods
 /ios/Pods/
+/vendor/bundle/
 
 # Expo
 /.expo
-/web-build
+/web-build

Example/android/gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5.1-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists