remove unused resource

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

app/src/main/res/layout/bottom_sheet.xml

@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Nextcloud Talk application
-  ~
-  ~ @author Mario Danic
-  ~ Copyright (C) 2017 Mario Danic
-  ~
-  ~ This program is free software: you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation, either version 3 of the License, or
-  ~ at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License
-  ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
-  -->
-
-<com.bluelinelabs.conductor.ChangeHandlerFrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:id="@+id/bottom_sheet"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    app:layout_behavior="@string/appbar_scrolling_view_behavior">
-
-
-</com.bluelinelabs.conductor.ChangeHandlerFrameLayout>