okay, let's watch the population drop - adds a config option that makes all stamina buffer actions free (TG-style gameplay) (#7608)

* "sTAM BAD REE" is like sandpaper on my nerves. so let's turn the server into a TG clone for a week and watch as the population dwindles to nothing just to prove a point!

* and the config, too

modular_citadel/code/modules/mob/living/carbon/damage_procs.dm

@@ -1,6 +1,8 @@
 /mob/living/carbon/adjustStaminaLossBuffered(amount, updating_stamina = 1)
 	if(status_flags & GODMODE)
 		return 0
+	if(CONFIG_GET(flag/disable_stambuffer))
+		return
 	var/directstamloss = (bufferedstam + amount) - stambuffer
 	if(directstamloss > 0)
 		adjustStaminaLoss(directstamloss)