[Openid-specs-ab] Issue #1131: Assurance: id_document + utility bill: Incorrect example (openid/connect)

[Vladimir Dzhuvinov]

New issue 1131: Assurance: id_document + utility bill: Incorrect example
https://bitbucket.org/openid/connect/issues/1131/assurance-id_document-utility-bill

Vladimir Dzhuvinov:

* The document type should be “type”, not “document\_type”.
* The nationalities claim has the same issue as #1129

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