MTS: only run FrameworksWifiApiTest if Wifi module is installed

Bug: 150650681
Test: m mts && mts-tradefed run mts-wifi
Change-Id: I3a3baeccfb6b9a385e01553b7eb483aedb55b958
diff --git a/framework/tests/AndroidTest.xml b/framework/tests/AndroidTest.xml
index 987fee7..34e2e3a 100644
--- a/framework/tests/AndroidTest.xml
+++ b/framework/tests/AndroidTest.xml
@@ -25,4 +25,10 @@
         <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" />
         <option name="hidden-api-checks" value="false"/>
     </test>
+
+    <!-- Only run FrameworksWifiApiTests in MTS if the Wifi Mainline module is installed. -->
+    <object type="module_controller"
+            class="com.android.tradefed.testtype.suite.module.MainlineTestModuleController">
+        <option name="mainline-module-package-name" value="com.google.android.wifi" />
+    </object>
 </configuration>