Add prefs for Be Morph, Be Maintpred, Be Lost Drone

Allows the 'never for this round' button to work, and for them to be disabled entirely if you don't want to be asked again.

code/modules/client/preference_setup/antagonism/02_candidacy.dm

@@ -17,6 +17,11 @@ var/global/list/special_roles = list( //keep synced with the defines BE_* in set
 	"mutineer" = 1,										// 13
 	"loyalist" = 1,										// 14
 	"pAI candidate" = 1,								// 15
+	//VOREStation Add
+	"lost drone" = 1,									// 16
+	"maint pred" = 1,									// 17
+	"morph" = 1,										// 18
+	//VOREStation Add End
 )
 
 /datum/category_item/player_setup_item/antagonism/candidacy