chore: Update protos/sources/vega/events/v1/events.proto

Co-authored-by: candida-d <62548908+candida-d@users.noreply.github.com>

Author: ze97286

protos/sources/vega/events/v1/events.proto

@@ -1166,6 +1166,7 @@ message GameTeamScore {
 }
 
 message GameScores {
+ // Game ID.
   string game_id = 1;
   int64 time = 2;
   string epoch = 3;