Combat rework adjustments (Making use of 512's new filter feature, small balance tweaks, and more) (#6092)

* makes use of 512's filters, adds combat mode toggle component signals, and more

* Update phantomthief.dm

* Update living.dm

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

@@ -27,6 +27,7 @@
 	if(hud_used && hud_used.static_inventory)
 		for(var/obj/screen/combattoggle/selector in hud_used.static_inventory)
 			selector.rebasetointerbay(src)
+	SendSignal(COMSIG_COMBAT_TOGGLED, src, combatmode)
 	return TRUE
 
 /mob/living/carbon/Move(atom/newloc, direct = 0)

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

@@ -111,9 +111,11 @@
 			if(combatmode)
 				toggle_combat_mode()
 			recoveringstam = TRUE
+			filters += CIT_FILTER_STAMINACRIT
 			update_canmove()
 	if(recoveringstam && total_health >= STAMINA_SOFTCRIT_TRADITIONAL)
 		to_chat(src, "<span class='notice'>You don't feel nearly as exhausted anymore.</span>")
 		recoveringstam = FALSE
+		filters -= CIT_FILTER_STAMINACRIT
 		update_canmove()
 	update_health_hud()