Merge branch 'release/2.2.1' of https://github.com/sergio-sastre/AndroidUiTestingUtils into release/2.2.1

Author: sergio-sastre

android-testify/src/main/java/sergio/sastre/uitesting/android_testify/AndroidTestifyScreenshotTestRuleForView.kt

@@ -97,6 +97,7 @@ class AndroidTestifyScreenshotTestRuleForView(
             .setViewUnderTest(viewToScreenshot!!)
             .setBitmapCaptureMethod(androidTestifyConfig.bitmapCaptureMethod)
             .generateDiffs(androidTestifyConfig.generateDiffs)
+            .waitForIdleSync()
             .assertSame(name = name)
     }
 

android-testify/src/main/java/sergio/sastre/uitesting/android_testify/ScreenshotRuleExt.kt

@@ -45,6 +45,10 @@ fun <T : Activity> ScreenshotRule<T>.assertSame(name: String?) {
     assertSame()
 }
 
+fun <T : Activity> ScreenshotRule<T>.waitForIdleSync(): ScreenshotRule<T> = apply {
+    getInstrumentation().waitForIdleSync()
+}
+
 // We need to ensure the view is attached to the screenshotRule activity window for testify to
 // take the screenshot. This is especially important for dialogs
 internal fun <T : Activity> ScreenshotRule<T>.setViewUnderTest(