Update SilkFX to track targetSdk change

Test: silkfx
Change-Id: I95f12306f46fcbdccf14fb7ac8a2620091df61b1

tests/graphics/SilkFX/AndroidManifest.xml

@@ -23,12 +23,13 @@
     <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
 
     <application android:label="SilkFX"
-         android:theme="@android:style/Theme.Material">
+         android:theme="@style/Theme.UsefulDefault">
 
         <activity android:name=".Main"
              android:label="SilkFX Demos"
              android:banner="@drawable/background1"
-             android:exported="true">
+             android:exported="true"
+             android:theme="@style/Theme.UsefulDefault">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.DEFAULT"/>

tests/graphics/SilkFX/res/values/style.xml

@@ -23,9 +23,14 @@
         <item name="android:windowElevation">0dp</item>
         <item name="buttonStyle">@style/AppTheme.Button</item>
         <item name="colorAccent">#bbffffff</item>
+        <item name="android:windowOptOutEdgeToEdgeEnforcement">true</item>
     </style>
     <style name="AppTheme.Button" parent="Widget.AppCompat.Button">
         <item name="android:textColor">#ffffffff</item>
     </style>
 
+    <style name="Theme.UsefulDefault" parent="android:Theme.Material">
+        <item name="android:windowOptOutEdgeToEdgeEnforcement">true</item>
+    </style>
+
 </resources>