Code should guard against there not yet being a "next" ietf meeting in the database

`resolution_fixed` `type_defect`   |    by rjsparks@nostrum.com

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At the moment, the submit and expire-id functions are breaking because IETF 112 is not yet in the database.

The code should handle that case with more grace

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_Issue migrated from trac:3370 at 2022-03-04 09:10:17 +0000_