[WIP] Adding Espresso test for orientation change (#2814)

* first commit

* initial commit

* added UI test for more activities

* added more tests

* improved code quality

* reverted code

app/src/androidTest/java/fr/free/nrw/commons/NavigationBaseActivityTest.kt

@@ -47,4 +47,9 @@ class NavigationBaseActivityTest {
         UITestHelper.sleep(500)
         onView(withId(R.id.navigation_view)).perform(NavigationViewActions.navigateTo(menuItemId))
     }
+
+    @Test
+    fun orientationChange() {
+        UITestHelper.changeOrientation(activityRule)
+    }
 }