Split out //aos/common:queue_testutils and rename stuff

It had three independent pieces of functionality, one of which had a
pretty bad name.

Change-Id: I4a6937692fa36e74f814b3be4d4c5bc751947088
diff --git a/aos/common/controls/BUILD b/aos/common/controls/BUILD
index 08cbd36..5bb31fb 100644
--- a/aos/common/controls/BUILD
+++ b/aos/common/controls/BUILD
@@ -28,7 +28,7 @@
     '//aos/common:time',
     '//aos/common/messages:robot_state',
     '//aos/testing:googletest',
-    '//aos/common:queue_testutils',
+    '//aos/testing:test_shm',
   ],
 )