Bump screengrab from 1.2.0 to 2.0.0

Bumps screengrab from 1.2.0 to 2.0.0.

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

build.gradle

@@ -376,7 +376,7 @@ dependencies {
     // androidTestImplementation 'androidx.test.uiautomator:uiautomator:2.2.0'
     // fix conflict in dependencies; see http://g.co/androidstudio/app-test-app-conflict for details
     //androidTestImplementation "com.android.support:support-annotations:${supportLibraryVersion}"
-    androidTestImplementation 'tools.fastlane:screengrab:1.2.0'
+    androidTestImplementation 'tools.fastlane:screengrab:2.0.0'
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     androidTestCompile('com.android.support.test.espresso:espresso-intents:2.2.1')