Any definitions issues marked as: NIAC vote needed

[prjemian]

• [x] pull requests: https://github.com/nexusformat/definitions/pulls?q=is%3Aopen+is%3Apr++label%3A%22NIAC+vote+needed%22+
• [x] issues: https://github.com/nexusformat/definitions/issues?q=is%3Aopen+is%3Aissue+label%3A%22NIAC+vote+needed%22