Reverts #7560, Adds Proper check to syringes.dm and flora.dm for borgs

ACTUALLY fixes problems with borgs permanently breaking their syringes and being able to put modules into potted plants, which causes unwanted fuckery.

Reverts #7560

code/game/objects/structures/flora/flora.dm

@@ -233,6 +233,9 @@
 		. += "<span class='filter_notice'><i>You can see something in there...</i></span>"
 
 /obj/structure/flora/pottedplant/attackby(obj/item/I, mob/user)
+	if(issilicon(user))
+		return // Don't try to put modules in here, you're a borg. TODO: Inventory refactor to not be ass.
+	
 	if(stored_item)
 		to_chat(user, "<span class='notice'>[I] won't fit in. There already appears to be something in here...</span>")
 		return