Launch the Gallery app to manage photos from the Storage screen.

This replaces the old behavior of opening the Files app and
matches the latest mocks.

Bug: 33199077
Test: settings robo
Change-Id: Id6451300063fcb3f10c6272c2a2fa49fe1384ac5

tests/robotests/src/com/android/settings/deviceinfo/storage/StorageItemPreferenceControllerTest.java

@@ -106,10 +106,8 @@ public class StorageItemPreferenceControllerTest {
                 any(UserHandle.class));
 
         Intent intent = argumentCaptor.getValue();
-        assertThat(intent.getAction()).isEqualTo(DocumentsContract.ACTION_BROWSE);
-        assertThat(intent.getData()).isEqualTo(DocumentsContract.buildRootUri(
-                "com.android.providers.media.documents",
-                "images_root"));
+        assertThat(intent.getType()).isEqualTo("image/*");
+        assertThat(intent.getAction()).isEqualTo(android.content.Intent.ACTION_VIEW);
     }
 
     @Test