Update qemux/qemu-docker Docker tag to v6.12 #3392

Job	Run time
Flowzone / Event Types (pull_request, opened)	4s
Flowzone / octoscan	8s
Flowzone / actionlint	9s
Flowzone / File list	2s
Flowzone / Clean GitHub release	0s
Flowzone / Versioned source	25s
Flowzone / Pre-commit hooks	9s
Flowzone / Is python	11s
Flowzone / Is rust	5s
Flowzone / Is docker	10s
Flowzone / Is npm	6s
Flowzone / Is balena	4s
Flowzone / Is CloudFormation	0s
Flowzone / Is custom	12s
Flowzone / Is website	4s
Flowzone / Generate release notes	6s
Flowzone / Finalize CloudFormation	0s
Flowzone / Test CloudFormation	0s
Flowzone / Finalize rust	0s
Flowzone / Test rust	0s
Flowzone / Generate SBOM for cargo	0s
Flowzone / Prepare deploy message	0s
Flowzone / Finalize balena	0s
Flowzone / Finalize GitHub release	0s
Flowzone / Finalize npm	0s
Flowzone / Finalize npm docs	0s
Flowzone / Test npm	0s
Flowzone / Generate SBOM for NPM	0s
Flowzone / Finalize docker	0s
Flowzone / Test docker	0s
Flowzone / Test python poetry	0s
Flowzone / Finalize python	0s
Flowzone / Generate SBOM for python	0s
Flowzone / Clean custom	0s
Flowzone / Finalize custom	0s
Flowzone / Test custom	0s
Flowzone / Publish rust	0s
Flowzone / All tests	1s
Flowzone / Publish custom	0s
Flowzone / Publish website	1m 31s
Flowzone / Publish to test PyPI	0s
Flowzone / Publish balena (balena/open-balena)	54s
Flowzone / Publish docker	0s
Flowzone / Publish npm	0s
Flowzone / Always custom	0s
Flowzone / Publish Github release	10s
Flowzone / All jobs	1s
Flowzone / Auto-merge	0s
openBalena tests / test (compose-private-pki)	13m 13s
openBalena tests / test (balena-public-pki)	32m 58s
	50m 43s

Provide feedback