Refresh the util-axt cts libraries.

Test: make cts
Change-Id: I652c14d6cb6a5efe44d07c6e39fbb61f42802de6
diff --git a/libs/deviceutillegacy/Android.bp b/libs/deviceutillegacy/Android.bp
index 5221c43..bbdd399 100644
--- a/libs/deviceutillegacy/Android.bp
+++ b/libs/deviceutillegacy/Android.bp
@@ -27,3 +27,20 @@
     sdk_version: "test_current",
 
 }
+
+// A variant of ctsdeviceutillegacy that depends on androidx.test instead of android.support.test
+java_library_static {
+    name: "ctsdeviceutillegacy-axt",
+
+    static_libs: [
+        "compatibility-device-util-axt",
+        "junit",
+    ],
+
+    libs: ["android.test.base.stubs"],
+
+    srcs: ["src/**/*.java"],
+
+    sdk_version: "test_current",
+
+}