Use latest media type for verifiable credentials.

Author: msporny

index.html

@@ -1325,7 +1325,7 @@ <h2>Media Types</h2>
     </p>
     <p>
 For example, a verifiable credential secured with Data Integrity Proofs might
-have media type `application/vc+ld+json`, while a verifiable credential
+have media type `application/vc`, while a verifiable credential
 secured with SD-JWT might have media type `application/sd-jwt`.
     </p>
     <p>