Snips some ascended spaghetti code

Makes turrets more optimized and less prone to catastrophic runtime cascades. Go smooth that galaxy brain and take your rube goldberg ass spaghetti back to where it came from. Miight toss upstream at some point but I'm too sleepy to beef with the author responsible rn.

code/game/machinery/portable_turret.dm

@@ -675,6 +675,7 @@
 	var/list/targets = list()			//list of primary targets
 	var/list/secondarytargets = list()	//targets that are least important
 
+	/* CHOMPEdit Start
 	var/list/seenturfs = list()
 	for(var/turf/T in oview(world.view, src))
 		seenturfs += T
@@ -684,11 +685,11 @@
 			continue
 		if(get_turf(M) in seenturfs)
 			assess_and_assign(M, targets, secondarytargets)
+	This was dumb.*/
 
-	/* This was dumb. Why do this and then check line of sight later?
 	for(var/mob/M in mobs_in_xray_view(world.view, src))
 		assess_and_assign(M, targets, secondarytargets)
-	*/
+	//CHOMPEdit End
 
 	if(!tryToShootAt(targets))
 		if(!tryToShootAt(secondarytargets)) // if no valid targets, go for secondary targets