[Scouting App] Add Driver Ranking

Move the driver ranking data collection from google forms to the scouting app.
The data collected is used to calculate a overall driver rank for the picklist.

Signed-off-by: Filip Kujawa <filip.j.kujawa@gmail.com>
Change-Id: Id459e8dec1fa79c1a9f49cc40ffa83014e51db16
diff --git a/scouting/webserver/requests/messages/BUILD b/scouting/webserver/requests/messages/BUILD
index b2d21a2..c14a857 100644
--- a/scouting/webserver/requests/messages/BUILD
+++ b/scouting/webserver/requests/messages/BUILD
@@ -21,6 +21,8 @@
     "request_shift_schedule_response",
     "submit_shift_schedule",
     "submit_shift_schedule_response",
+    "submit_driver_ranking",
+    "submit_driver_ranking_response",
 )
 
 filegroup(