Adds anti job camping for heads + Config patch (#9188)

code/controllers/configuration_ch.dm

@@ -4,7 +4,7 @@
 
 /datum/configuration
 	var/discord_restriction = FALSE
-	var/use_jobwhitelist = FALSE
+	var/use_jobwhitelist = TRUE
 	var/emojis = FALSE
 
 	var/vorefootstep_volume = 75	//In future see about making a function to adjust volume serverside in config.txt, easy to do with reenable values. - Jack

code/controllers/configuration_ch/entries/chompstation.dm

@@ -3,7 +3,7 @@
 //	default = FALSE
 
 /datum/config_entry/flag/use_jobwhitelist
-	default = FALSE
+	default = TRUE
 
 // FIXME: Unused
 ///datum/config_entry/flag/emojis