Migrate packages/providers/TelephonyProvider to androidx.test

See go/jetpack-test-android-migration

Test: compile
Merged-In: If33f3423c4f47fab3ce2b7d800aa463491434892
Change-Id: If33f3423c4f47fab3ce2b7d800aa463491434892
(cherry picked from commit 4340ae8b18c4777d51f5e89f0c8bb0b674302a5d)
diff --git a/tests/AndroidTest.xml b/tests/AndroidTest.xml
index ad703de..23310f9 100644
--- a/tests/AndroidTest.xml
+++ b/tests/AndroidTest.xml
@@ -22,7 +22,7 @@
     <option name="test-tag" value="TelephonyProviderTests" />
     <test class="com.android.tradefed.testtype.InstrumentationTest" >
         <option name="package" value="com.android.providers.telephony.tests" />
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner" />
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" />
         <option name="hidden-api-checks" value="false"/>
     </test>
 </configuration>