Tips Gesture Navigation Tutorial [Part 1]

import various resources from tips gesture tutorial

Bug: 146173041
Test: build and verify it passes
Change-Id: Iacea7ba1f2d15452e7442f2976633da7012fab35
diff --git a/quickstep/res/xml/notification_action.xml b/quickstep/res/xml/notification_action.xml
new file mode 100644
index 0000000..cc3612e
--- /dev/null
+++ b/quickstep/res/xml/notification_action.xml
@@ -0,0 +1,19 @@
+<!--
+    Copyright (C) 2020 The Android Open Source Project
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<alias xmlns:android="http://schemas.android.com/apk/res/android">
+    <intent
+        android:action="com.android.quickstep.action.BACK_GESTURE_TUTORIAL" />
+</alias>
\ No newline at end of file