Upgraded appcompat to 1.2.0-rc-02

This should solve issue with appcompat webview reported here: https://issuetracker.google.com/issues/141132133

android/build.gradle

@@ -47,7 +47,7 @@ android {
     dependencies {
         implementation 'androidx.webkit:webkit:1.2.0'
         implementation 'androidx.browser:browser:1.2.0'
-        implementation 'androidx.appcompat:appcompat:1.0.0'
+        implementation 'androidx.appcompat:appcompat:1.2.0-rc02'
         implementation 'com.squareup.okhttp3:mockwebserver:3.11.0'
     }
 }