Custom Theme 5/n: apply custom theme

Bug: 124796742
Change-Id: I9ec8d029c2fd1598753ea0fed471831c3cf692a6
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 990f043..0046cad 100755
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          xmlns:tools="http://schemas.android.com/tools"
           package="com.android.wallpaper">
 
     <uses-sdk android:targetSdkVersion="Q" android:minSdkVersion="28"/>
@@ -15,7 +16,9 @@
         android:requiredForAllUsers="true"
         android:restoreAnyVersion="true"
         android:supportsRtl="true"
-        android:theme="@style/CustomizationTheme">
+        android:name="com.android.customization.picker.CustomizationPickerApplication"
+        android:theme="@style/CustomizationTheme"
+        tools:replace="android:name">
         <activity
             android:name="com.android.customization.picker.CustomizationPickerActivity"
             android:label="@string/app_name"