Move R8 partial resources test to partial subpackage

This way all R8 partial tests can be run with the *partial* pattern.

Change-Id: I90dac2ec92ab12c26a64386bed25031e11541536
diff --git a/src/test/java/com/android/tools/r8/androidresources/ResourceShrinkingInPartialR8Test.java b/src/test/java/com/android/tools/r8/androidresources/partial/ResourceShrinkingInPartialR8Test.java
similarity index 98%
rename from src/test/java/com/android/tools/r8/androidresources/ResourceShrinkingInPartialR8Test.java
rename to src/test/java/com/android/tools/r8/androidresources/partial/ResourceShrinkingInPartialR8Test.java
index 91e4274..667e448 100644
--- a/src/test/java/com/android/tools/r8/androidresources/ResourceShrinkingInPartialR8Test.java
+++ b/src/test/java/com/android/tools/r8/androidresources/partial/ResourceShrinkingInPartialR8Test.java
@@ -1,7 +1,7 @@
 // Copyright (c) 2025, the R8 project authors. Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
-package com.android.tools.r8.androidresources;
+package com.android.tools.r8.androidresources.partial;
 
 import com.android.tools.r8.R8PartialTestBuilder;
 import com.android.tools.r8.TestBase;