chore: clean up Podfile and update build scripts in package.json

Author: lposen

example/ios/Podfile

@@ -31,11 +31,6 @@ target 'ReactNativeSdkExample' do
   end
 
   post_install do |installer|
-    installer.pods_project.targets.each do |target|
-      target.build_configurations.each do |config|
-        config.build_settings['CLANG_WARN_EMPTY_BODY'] = 'NO'
-      end
-    end
     # https://github.com/facebook/react-native/blob/main/packages/react-native/scripts/react_native_pods.rb#L197-L202
     react_native_post_install(
       installer,

example/package.json

@@ -6,10 +6,8 @@
     "android": "react-native run-android",
     "ios": "react-native run-ios",
     "start": "react-native start",
-    "build:android:old": "react-native build-android --extra-params \"--no-daemon --console=plain -PreactNativeArchitectures=arm64-v8a\"",
-    "build:ios:old": "react-native build-ios --scheme ReactNativeSdkExample --mode Debug --extra-params \"-sdk iphonesimulator CC=clang CPLUSPLUS=clang++ LD=clang LDPLUSPLUS=clang++ GCC_OPTIMIZATION_LEVEL=0 GCC_PRECOMPILE_PREFIX_HEADER=YES ASSETCATALOG_COMPILER_OPTIMIZATION=time DEBUG_INFORMATION_FORMAT=dwarf COMPILER_INDEX_STORE_ENABLE=NO\"",
     "build:android": "react-native build-android --extra-params \"--no-daemon --console=plain -PreactNativeArchitectures=arm64-v8a\"",
-    "build:ios": "react-native build-ios --mode Debug"
+    "build:ios": "react-native build-ios --scheme ReactNativeSdkExample --mode Debug --extra-params \"-sdk iphonesimulator CC=clang CPLUSPLUS=clang++ LD=clang LDPLUSPLUS=clang++ GCC_OPTIMIZATION_LEVEL=0 GCC_PRECOMPILE_PREFIX_HEADER=YES ASSETCATALOG_COMPILER_OPTIMIZATION=time DEBUG_INFORMATION_FORMAT=dwarf COMPILER_INDEX_STORE_ENABLE=NO\""
   },
   "dependencies": {
     "@react-navigation/bottom-tabs": "^6.6.1",