Features/php psalm improvement

[llaville]

Fixes #3538

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
✅ API	spectral	2		0	3.24s
✅ BASH	bash-exec	5		0	0.03s
✅ BASH	shellcheck	5		0	0.13s
✅ BASH	shfmt	5	0	0	0.58s
✅ COPYPASTE	jscpd	yes		no	3.65s
✅ DOCKERFILE	hadolint	129		0	17.66s
✅ JSON	jsonlint	18		0	0.24s
✅ JSON	v8r	20		0	27.59s
✅ MAKEFILE	checkmake	1		0	0.0s
⚠️ MARKDOWN	markdownlint	264	0	268	40.13s
✅ MARKDOWN	markdown-table-formatter	264	0	0	137.39s
✅ OPENAPI	spectral	2		0	3.19s
⚠️ PYTHON	bandit	210		64	4.46s
✅ PYTHON	black	210	0	0	6.74s
✅ PYTHON	flake8	210		0	3.21s
✅ PYTHON	isort	210	0	0	1.41s
✅ PYTHON	mypy	210		0	17.93s
✅ PYTHON	pylint	210		0	17.53s
✅ PYTHON	ruff	210	0	0	0.7s
✅ REPOSITORY	checkov	yes		no	42.32s
✅ REPOSITORY	git_diff	yes		no	0.57s
⚠️ REPOSITORY	grype	yes		1	25.72s
✅ REPOSITORY	secretlint	yes		no	19.38s
✅ REPOSITORY	trivy	yes		no	25.58s
✅ REPOSITORY	trivy-sbom	yes		no	11.17s
⚠️ REPOSITORY	trufflehog	yes		1	12.11s
✅ SPELL	cspell	690		0	30.05s
⚠️ SPELL	lychee	344		1	5.79s
✅ XML	xmllint	3	0	0	0.6s
✅ YAML	prettier	161	0	0	6.87s
✅ YAML	v8r	102		0	191.71s
✅ YAML	yamllint	162		0	2.27s

See detailed report in MegaLinter reports

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[nvuillam]

All good, thanks :)