Update openid-sharedsignals-framework-1_0.md

Co-authored-by: Shayne Miel (he/him) <miel.shayne@gmail.com>

Author: appsdesh

openid-sharedsignals-framework-1_0.md

@@ -2052,7 +2052,7 @@ in Sections 4.5 and 4.6 of {{RFC8417}}.
 
 ### The "aud" Claim {#aud-claim}
 The "aud" claim can be a single value (string) or an array of strings. Values that 
-uniquely identifies the Receiver to the Transmitter MAY be used, if the two parties
+uniquely identify the Receiver to the Transmitter MAY be used, if the two parties
 have agreement on the format.
 
 More than one value can be present if the corresponding Receivers are known to