Expose core-test-rules to CTS CloseGuardTest

Bug: 150692734
Test: atest CloseGuardTest
Change-Id: Ieac08c9b9f0556bbffc24491cb56a009074da00c
Merged-In: Ieac08c9b9f0556bbffc24491cb56a009074da00c
(clean cherry pick from AOSP)
diff --git a/JavaLibrary.bp b/JavaLibrary.bp
index 407b30f..adb5b0f 100644
--- a/JavaLibrary.bp
+++ b/JavaLibrary.bp
@@ -489,6 +489,7 @@
         "//frameworks/base/location/tests/locationtests",
         "//frameworks/base/core/tests/coretests",
         "//frameworks/base/wifi/tests",
+        "//cts/tests/tests/util",
     ],
     hostdex: true,
     srcs: [