advtooluser dex messages (#21996)

code/game/objects/items/weapons/dna_injector.dm

@@ -117,6 +117,7 @@
 		return FALSE
 
 	if(!user.IsAdvancedToolUser())
+		to_chat(user, "<span class='warning'>You don't have the dexterity to do this!</span>")
 		return FALSE
 
 	var/attack_log = "injected with the Isolated [name]"

code/game/objects/items/weapons/handcuffs.dm

@@ -27,6 +27,7 @@
 
 /obj/item/restraints/handcuffs/attack(mob/living/carbon/C, mob/user)
 	if(!user.IsAdvancedToolUser())
+		to_chat(user, "<span class='warning'>You don't have the dexterity to do this!</span>")
 		return
 
 	if(!istype(C))