Remove import

Signed-off-by: Mario Danic <mario@lovelyhq.com>

app/src/main/java/com/nextcloud/talk/controllers/ChatController.java

@@ -75,7 +75,6 @@ import com.nextcloud.talk.models.json.rooms.RoomOverall;
 import com.nextcloud.talk.models.json.rooms.RoomsOverall;
 import com.nextcloud.talk.presenters.MentionAutocompletePresenter;
 import com.nextcloud.talk.utils.ApiUtils;
-import com.nextcloud.talk.utils.DisplayUtils;
 import com.nextcloud.talk.utils.KeyboardUtils;
 import com.nextcloud.talk.utils.bundle.BundleKeys;
 import com.nextcloud.talk.utils.database.user.UserUtils;