Depend on config rule instead of file.

The aos_config rule used to require you to depend on {name}.json to get
the output.  That was weird and hid private/testonly/etc.  Instead,
depend on the rule directly.

Change-Id: I1596a6c1f44b246a0db1bbc562468530a0b69614
diff --git a/y2014/control_loops/claw/BUILD b/y2014/control_loops/claw/BUILD
index 670dd76..2ae59b0 100644
--- a/y2014/control_loops/claw/BUILD
+++ b/y2014/control_loops/claw/BUILD
@@ -83,7 +83,7 @@
     srcs = [
         "claw_lib_test.cc",
     ],
-    data = ["//y2014:config.json"],
+    data = ["//y2014:config"],
     deps = [
         ":claw_goal_fbs",
         ":claw_lib",
diff --git a/y2014/control_loops/shooter/BUILD b/y2014/control_loops/shooter/BUILD
index a2073c9..ed95317 100644
--- a/y2014/control_loops/shooter/BUILD
+++ b/y2014/control_loops/shooter/BUILD
@@ -84,7 +84,7 @@
     srcs = [
         "shooter_lib_test.cc",
     ],
-    data = ["//y2014:config.json"],
+    data = ["//y2014:config"],
     deps = [
         ":shooter_goal_fbs",
         ":shooter_lib",