[MIRROR] fix some bad replaces (#9815)

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>

code/_helpers/unsorted.dm

@@ -832,7 +832,7 @@ Turf and target are seperate in case you want to teleport some distance from a t
 
 					//Move the mobs unless it's an AI eye or other eye type.
 					for(var/mob/M in T)
-						if(isobserver(M)) continue // If we need to check for more mobs, I'll add a variable
+						if(isEye(M)) continue // If we need to check for more mobs, I'll add a variable
 						M.loc = X
 
 						if(z_level_change) // Same goes for mobs.
@@ -979,7 +979,7 @@ Turf and target are seperate in case you want to teleport some distance from a t
 
 					for(var/mob/M in T)
 
-						if(!ismob(M) || isobserver(M)) continue // If we need to check for more mobs, I'll add a variable
+						if(!ismob(M) || isEye(M)) continue // If we need to check for more mobs, I'll add a variable
 						mobs += M
 
 					for(var/mob/M in mobs)

code/modules/client/verbs/ooc.dm

@@ -154,7 +154,7 @@
 	for(var/mob/viewer in m_viewers)
 		if(viewer.client && viewer.client.prefs?.read_preference(/datum/preference/toggle/show_looc))
 			receivers |= viewer.client
-		else if(isobserver(viewer)) // For AI eyes and the like
+		else if(isEye(viewer)) // For AI eyes and the like
 			var/mob/observer/eye/E = viewer
 			if(E.owner && E.owner.client)
 				receivers |= E.owner.client

code/modules/overmap/spacetravel.dm

@@ -102,7 +102,7 @@
 		return
 
 	// Don't let AI eyes yeet themselves off the map
-	if(isobserver(A))
+	if(isEye(A))
 		return
 
 	if(A.lost_in_space())