Upgraded RN in example app, detox changes

.github/workflows/detox-android.yml

           touch ~/.android/repositories.cfg
           sdkmanager --update
       - name: Setup - Install Android Platform tools
-        run: yes | sdkmanager "platform-tools"
-      - name: Setup - Install Android 28
         run: yes | sdkmanager "platforms;android-28"
       - name: Setup - Install Android build tools 28.0.3
         run: yes | sdkmanager "build-tools;28.0.3"
       - name: Setup - Install Android emulator library
         run: yes | sdkmanager "emulator"
       - name: Setup - Install Android emulator
+        run: yes | sdkmanager "platform-tools"
+      - name: Setup - Install Android 28
         run: avdmanager create avd -n test -k "system-images;android-28;google_apis;x86"
       - name: List Android Emulators
         run: emulator -list-avds

examples/WebTest/e2e/testWebView.spec.js

+import {Platform} from 'react-native';
+
 describe('WebView basic test', () => {
   beforeEach(async () => {
     await device.launchApp({newInstance: true});
   });
 
+  it('should not have a redbox visible', async () => {
+    const platform = Platform.select({
+      ios: 'RCTRedBoxWindow',
+      android: undefined, // TODO -- need to figure out what RedBox is on Android
+    });
+    if (platform) {
+      expect(element(by.type(platform))).toNotExist();
+    }
+
+    // so there's at least one assertion
+    expect(true).toBe(true);
+  });
+
   it('should have a webview', async () => {
     await expect(element(by.id('test_webview'))).toBeVisible();
   });

examples/WebTest/package.json

   },
   "dependencies": {
     "react": "16.9.0",
-    "react-native": "0.61.0-rc.0",
+    "react-native": "0.61.0-rc.2",
     "react-native-webview": "^7.0.2"
   },
   "devDependencies": {

examples/WebTest/yarn.lock

     escape-string-regexp "1.0.5"
     invariant "2.2.4"
 
-react-native@0.61.0-rc.0:
-  version "0.61.0-rc.0"
-  resolved "https://registry.yarnpkg.com/react-native/-/react-native-0.61.0-rc.0.tgz#5f376fefee982c463eee52d691a8bdb7a37650c2"
-  integrity sha512-Q7iSVoj2jylbXTdrjBKlEb6YLyVUFTIS7yIUjnKZgzpBj8NDYVCBPuqqRyypmRH/mV4a+lQ1xyhyGaj2LCeptg==
+react-native@0.61.0-rc.2:
+  version "0.61.0-rc.2"
+  resolved "https://registry.yarnpkg.com/react-native/-/react-native-0.61.0-rc.2.tgz#2d60369c2b0cb01e877c10e61f1799513ade5972"
+  integrity sha512-W3IVFkFLjBHfEPqKzrCk755GwGyxpJGxmIXxvB8BdpW9Hx9w51z75+LXHX+6+Dn75TdekjU8spHW8dcJDZxTHg==
   dependencies:
     "@babel/runtime" "^7.0.0"
     "@react-native-community/cli" "^3.0.0-alpha.1"