make aconfig_storage_file.test.java use library from framework

Test: atest aconfig_storage_file.test.java
Bug: 349874828
Change-Id: If6fbf086e889a2c0068a1ca22979db39f5d86448
diff --git a/tools/aconfig/aconfig_storage_file/tests/Android.bp b/tools/aconfig/aconfig_storage_file/tests/Android.bp
index 85160d6..e2e225d 100644
--- a/tools/aconfig/aconfig_storage_file/tests/Android.bp
+++ b/tools/aconfig/aconfig_storage_file/tests/Android.bp
@@ -28,11 +28,11 @@
         "srcs/**/*.java",
     ],
     static_libs: [
-        "aconfig_storage_file_java",
         "androidx.test.runner",
         "junit",
     ],
     test_config: "AndroidStorageJaveTest.xml",
+    certificate: "platform",
     data: [
         "package.map",
         "flag.map",