Make home setting edge-to-edge

Bug:139437515
Test:Manual
Change-Id: Iadd7fadbd48f80a77880bfc3118be6c3ed7e3040
diff --git a/AndroidManifest-common.xml b/AndroidManifest-common.xml
index 8db875b..555cc73 100644
--- a/AndroidManifest-common.xml
+++ b/AndroidManifest-common.xml
@@ -169,7 +169,7 @@
         <activity
             android:name="com.android.launcher3.settings.SettingsActivity"
             android:label="@string/settings_button_text"
-            android:theme="@android:style/Theme.DeviceDefault.Settings"
+            android:theme="@style/HomeSettingsTheme"
             android:autoRemoveFromRecents="true">
             <intent-filter>
                 <action android:name="android.intent.action.APPLICATION_PREFERENCES" />