Camera: Add CTS into postsubmit for key camera directories

Run postsubmit on cuttlefish and the primary physical device currently available.

Bug: 158797957
Test: atest :postsubmit correctly tries to run CtsCameraTestCases
Change-Id: I1e5367c39c37f4168e4cc5a8d28ac4d9822d3581
diff --git a/services/camera/libcameraservice/TEST_MAPPING b/services/camera/libcameraservice/TEST_MAPPING
index 6fdac68..ca6cc58 100644
--- a/services/camera/libcameraservice/TEST_MAPPING
+++ b/services/camera/libcameraservice/TEST_MAPPING
@@ -1,7 +1,12 @@
 {
   "presubmit": [
     {
-       "name": "cameraservice_test"
+      "name": "cameraservice_test"
+    }
+  ],
+  "imports": [
+    {
+      "path": "frameworks/av/camera"
     }
   ]
 }