[CLIENT] Debug string when spectating normal game.

When choosing to spectate a friend's game, I came across the following debug string for Pick Type in the match details: **practiceGame_gameMode_GAME_CFG_CAP

Client version: 5.6.15_03_19_15_46 **Platform: **Mac OS X

Steps to Reproduce:

1. Right-click user in your friends list who has just begun a game that can be spectated
2. Choose "spectate game"
3. Observe the debug string while in the observer delay lobby

Screenshot attached.