Call docker buildx prune instead of docker builder prune

[echoix]

An action step was calling docker builder prune --force, but it was removing 0B. Since we use buildx, there is an equivalent command. Let's see if it manages to remove some space.

Proposed Changes

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Readiness Checklist

Author/Contributor

• Add entry to the CHANGELOG listing the change and linking to the corresponding issue (if appropriate)
• If documentation is needed for this change, has that been included in this pull request

Reviewing Maintainer

• Label as breaking if this is a large fundamental change
• Label as either automation, bug, documentation, enhancement, infrastructure, or performance

[github-actions]

🦙 MegaLinter status: ⚠️ WARNING

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ BASH	bash-exec	5		0	0.12s
✅ BASH	shellcheck	5		0	0.38s
✅ BASH	shfmt	5	0	0	0.52s
✅ COPYPASTE	jscpd	yes		no	4.07s
✅ DOCKERFILE	hadolint	124		0	14.68s
✅ JSON	eslint-plugin-jsonc	23	0	0	4.26s
✅ JSON	jsonlint	21		0	0.45s
✅ JSON	v8r	23		0	18.41s
✅ MAKEFILE	checkmake	1		0	0.03s
⚠️ MARKDOWN	markdownlint	256	0	11	7.43s
✅ MARKDOWN	markdown-link-check	256		0	8.02s
✅ MARKDOWN	markdown-table-formatter	256	0	0	52.41s
✅ OPENAPI	spectral	1		0	3.14s
⚠️ PYTHON	bandit	201		61	4.1s
✅ PYTHON	black	201	0	0	5.0s
✅ PYTHON	flake8	201		0	3.31s
✅ PYTHON	isort	201	0	0	1.15s
✅ PYTHON	mypy	201		0	13.54s
✅ PYTHON	pylint	201		0	16.08s
⚠️ PYTHON	pyright	201		342	24.9s
✅ PYTHON	ruff	201	0	0	0.59s
✅ REPOSITORY	checkov	yes		no	39.8s
✅ REPOSITORY	git_diff	yes		no	0.52s
⚠️ REPOSITORY	grype	yes		1	26.33s
✅ REPOSITORY	secretlint	yes		no	10.83s
✅ REPOSITORY	trivy	yes		no	39.13s
✅ REPOSITORY	trivy-sbom	yes		no	15.45s
⚠️ REPOSITORY	trufflehog	yes		1	19.21s
✅ SPELL	cspell	668		0	30.16s
✅ SPELL	lychee	336		0	5.06s
✅ XML	xmllint	3	0	0	0.54s
✅ YAML	prettier	160	0	0	8.02s
✅ YAML	v8r	102		0	152.71s
✅ YAML	yamllint	161		0	1.95s

See detailed report in MegaLinter reports

MegaLinter is graciously provided by

[nvuillam]

Good :)

[echoix]

It removed 18.31GB in 17s for an auto-update job!