Align scout defaults with config defaults

mtglib/internal/doppel/ganger.go

 
 const (
 	DoppelGangerMaxDurations  = 4096
-	DoppelGangerScoutRaidEach = 30 * time.Minute
+	DoppelGangerScoutRaidEach = 6 * time.Hour
 	DoppelGangerScoutRepeats  = 10
 )