Merge "Fix test source reference"

ApiDocs.bp

@@ -60,9 +60,9 @@ stubs_defaults {
     defaults: ["android-non-updatable-stubs-defaults"],
     srcs: [
         // No longer part of the stubs, but are included in the docs.
-        "test-base/src/**/*.java",
-        "test-mock/src/**/*.java",
-        "test-runner/src/**/*.java",
+        ":android-test-base-sources",
+        ":android-test-mock-sources",
+        ":android-test-runner-sources",
     ],
     libs: framework_docs_only_libs,
     create_doc_stubs: true,