Fix build breakage

error: build/make/tools/aconfig/Android.bp:69:1: module "aconfig.test.java" variant "android_common": path dependency ":aconfig.test.flags{.srcjar}": unsupported device_config_definitions module reference tag ".srcjar"

Test: m aconfig.test.java
Change-Id: I3df980b06796c90dafee3940fe52809748305950
diff --git a/tools/aconfig/Android.bp b/tools/aconfig/Android.bp
index fd10001..25424c5 100644
--- a/tools/aconfig/Android.bp
+++ b/tools/aconfig/Android.bp
@@ -66,17 +66,22 @@
     ],
 }
 
+java_device_config_definitions_library {
+    name: "aconfig_test_java",
+    device_config_definitions: "aconfig.test.flags",
+}
+
 android_test {
     name: "aconfig.test.java",
     srcs: [
         "tests/**/*.java",
-        ":aconfig.test.flags{.srcjar}",
     ],
     manifest: "tests/AndroidManifest.xml",
     certificate: "platform",
     static_libs: [
         "androidx.test.rules",
         "testng",
+        "aconfig_test_java",
     ],
     test_suites: ["device-tests"],
 }