Merge pull request #437 from openid/bump-version

Bump spec version to -16 now -15 is published.

Author: jogu

openid-4-verifiable-credential-issuance-1_0.md

@@ -7,7 +7,7 @@ keyword = ["security", "openid", "ssi"]
 
 [seriesInfo]
 name = "Internet-Draft"
-value = "openid-4-verifiable-credential-issuance-1_0-15"
+value = "openid-4-verifiable-credential-issuance-1_0-16"
 status = "standard"
 
 [[author]]
@@ -2754,6 +2754,10 @@ The technology described in this specification was made available from contribut
 
    [[ To be removed from the final specification ]]
 
+   -16
+
+   *
+
    -15
 
    * add section on Wallet Attestations