Update Ironbank

This MR contains the following updates:

Package	Update	Change
docker.io/bitnami/mysql	minor	8.0.34-debian-11-r31 -> 8.1.0-debian-11-r31
gluon	minor	0.3.2 -> 0.4.0
registry1.dso.mil/ironbank/google/golang/golang-1.20	patch	1.20.7 -> 1.20.8

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