Add tethering to resolver AIDL apex_available

Connectivity must be able to use the resolver AIDL interface.

Bug: 171540887
Test: m
Merged-In: I4380be3f4e8d1e94a4da95ed2b517de8f15a34a2
Change-Id: I4380be3f4e8d1e94a4da95ed2b517de8f15a34a2
diff --git a/Android.bp b/Android.bp
index 3e4adb4..b3af449 100644
--- a/Android.bp
+++ b/Android.bp
@@ -83,6 +83,7 @@
             apex_available: [
                 "//apex_available:platform",
                 "com.android.bluetooth.updatable",
+                "com.android.tethering",
                 "com.android.wifi",
             ],
         },