Update ghcr.io/sigstore/scaffolding/createdb Docker tag to v0.7.2

This MR contains the following updates:

Package	Type	Update	Change
ghcr.io/sigstore/scaffolding/createdb	ironbank-docker	patch	v0.7.1 -> v0.7.2
ghcr.io/sigstore/scaffolding/createdb	stage	patch	v0.7.1 -> v0.7.2

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