Update the imports to androidx.test.filters.*

Bug: 316941721
Test: mmma .
Change-Id: I1b502639f2063dab81e5c514385a4c1296b230f0
diff --git a/sax/tests/saxtests/Android.bp b/sax/tests/saxtests/Android.bp
index cbd19c3..446ee93 100644
--- a/sax/tests/saxtests/Android.bp
+++ b/sax/tests/saxtests/Android.bp
@@ -15,6 +15,9 @@
         "android.test.runner",
         "android.test.base",
     ],
-    static_libs: ["junit"],
+    static_libs: [
+        "junit",
+        "androidx.test.rules",
+    ],
     platform_apis: true,
 }