Prework cleanup of formatting and deleting unused resource files.

This will make for a more manageable delta for upcoming changes to the app theme. There are no functionality changes in this CL. Translation files were not included.
Changes:
	Autoformatter run on each file
	Consistent application of copyright
	xml declaration in all files
	newline at end of all files
	newline after opening of multi-line tags

Bug: 119031147

Test: build and deploy, RunCarSettingsRoboTests
Change-Id: I65a3b2745af0f0fdbe9867340431e201255ed500
diff --git a/res/drawable/ic_settings_about.xml b/res/drawable/ic_settings_about.xml
index 57631a5..1a3671c 100644
--- a/res/drawable/ic_settings_about.xml
+++ b/res/drawable/ic_settings_about.xml
@@ -1,5 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
 <!--
-    Copyright (C) 2017 The Android Open Source Project
+    Copyright 2017 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.
@@ -13,12 +14,14 @@
     See the License for the specific language governing permissions and
     limitations under the License.
 -->
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="24.0dp"
-        android:height="24.0dp"
-        android:viewportWidth="24.0"
-        android:viewportHeight="24.0"
-        android:tint="@color/car_tint">
+
+<vector
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24.0dp"
+    android:height="24.0dp"
+    android:tint="@color/car_tint"
+    android:viewportHeight="24.0"
+    android:viewportWidth="24.0">
     <path
         android:fillColor="#FFFFFFFF"
         android:pathData="M11.0,17.0l2.0,0.0l0.0,-6.0l-2.0,0.0l0.0,6.0zm1.0,-15.0C6.48,2.0 2.0,6.48 2.0,12.0s4.48,10.0 10.0,10.0 10.0,-4.48 10.0,-10.0S17.52,2.0 12.0,2.0zm0.0,18.0c-4.41,0.0 -8.0,-3.59 -8.0,-8.0s3.59,-8.0 8.0,-8.0 8.0,3.59 8.0,8.0 -3.59,8.0 -8.0,8.0zM11.0,9.0l2.0,0.0L13.0,7.0l-2.0,0.0l0.0,2.0z"/>