[RNMobile] Upgrade to RN 0.64

.eslintrc.js

@@ -177,6 +177,12 @@ module.exports = {
 				'@wordpress/data-no-store-string-literals': 'off',
 			},
 		},
+		{
+			files: [ 'packages/react-native-*/**/*.js' ],
+			settings: {
+				'import/ignore': [ 'react-native' ], // Workaround for https://github.com/facebook/react-native/issues/28549
+			},
+		},
 		{
 			files: [ 'packages/**/*.js' ],
 			excludedFiles: [

.github/workflows/pull-request-automation.yml

@@ -34,7 +34,7 @@ jobs:
             # Changing into the action's directory and running `npm install` is much
             # faster than a full project-wide `npm ci`.
             - name: Install NPM dependencies
-              run: npm install
+              run: npm ci
               working-directory: packages/project-management-automation
 
             - uses: ./packages/project-management-automation

.github/workflows/rnmobile-ios-runner.yml

@@ -76,7 +76,9 @@ jobs:
               run: TEST_RN_PLATFORM=ios npm run native device-tests:local  ${{ matrix.native-test-name }}
 
             - name: Prepare build cache
-              run: rm packages/react-native-editor/ios/build/GutenbergDemo/Build/Products/Release-iphonesimulator/GutenbergDemo.app/main.jsbundle
+              run: |
+                  rm packages/react-native-editor/ios/build/GutenbergDemo/Build/Products/Release-iphonesimulator/GutenbergDemo.app/main.jsbundle
+                  rm -rf packages/react-native-editor/ios/build/GutenbergDemo/Build/Products/Release-iphonesimulator/GutenbergDemo.app/assets
 
             - uses: actions/upload-artifact@e448a9b857ee2131e752b06002bf0e093c65e571 # v2.2.2
               if: always()

.github/workflows/static-checks.yml

@@ -41,7 +41,7 @@ jobs:
               # with an error status code if the lock file is inaccurate.
               #
               # See: https://github.com/WordPress/gutenberg/issues/16157
-              run: npm install
+              run: npm ci
 
             - name: Lint JavaScript and Styles
               run: npm run lint

lib/client-assets.php

@@ -200,13 +200,13 @@ function gutenberg_register_vendor_scripts( $scripts ) {
 	gutenberg_register_vendor_script(
 		$scripts,
 		'react',
-		'https://unpkg.com/react@16.13.1/umd/react' . $react_suffix . '.js',
+		'https://unpkg.com/react@17.0.1/umd/react' . $react_suffix . '.js',
 		array( 'wp-polyfill' )
 	);
 	gutenberg_register_vendor_script(
 		$scripts,
 		'react-dom',
-		'https://unpkg.com/react-dom@16.13.1/umd/react-dom' . $react_suffix . '.js',
+		'https://unpkg.com/react-dom@17.0.1/umd/react-dom' . $react_suffix . '.js',
 		array( 'react' )
 	);