Update ERC-2135 : fix typo (ethereum#183)

Author: MJW08091415

ERCS/erc-2135.md

@@ -17,7 +17,7 @@ This EIP defines an interface to mark a digital asset as "consumable" and to rea
 
 ## Motivation
 
-Digital assets sometimes need to be consumaed. One of the most common examples is a concert ticket.
+Digital assets sometimes need to be consumed. One of the most common examples is a concert ticket.
 It is "consumed" when the ticket-holder enters the concert hall.
 
 Having a standard interface enables interoperability for services, clients, UI, and inter-contract functionalities on top of this use-case.