Allow core tests to use hidden connectivity API

The tests currently use hidden connectivity APIs to exercise network
stats for bandwidth or benchmarking tests.

Bug: 197717846
Test: m
Change-Id: I8f84d57360da34315d2388cb71b3d3738b4f483e

core/tests/bandwidthtests/Android.bp

@@ -23,6 +23,7 @@ package {
 
 android_test {
     name: "BandwidthTests",
+    defaults: ["framework-connectivity-test-defaults"],
     // Include all test java files.
     srcs: ["src/**/*.java"],
     libs: [

core/tests/benchmarks/Android.bp

@@ -27,6 +27,7 @@ package {
 
 java_library {
     name: "frameworks-base-core-benchmarks",
+    defaults: ["framework-connectivity-test-defaults"],
     installable: true,
     srcs: ["src/**/*.java"],
     libs: ["caliper-api-target"],

core/tests/utillib/Android.bp

@@ -23,6 +23,7 @@ package {
 
 java_library {
     name: "frameworks-core-util-lib",
+    defaults: ["framework-connectivity-test-defaults"],
 
     srcs: ["**/*.java"],