dev: update PHPStan and set to level 6

[Soare-Robert-Daniel]

Summary

• Remove Stripe stubs and use the added files for scanning from the stripe composer package.
• Add PHPStan baseline for new issue from PHPStan 2 and level 6

Screenshots

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Test instructions

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Checklist before the final review

• Included E2E or unit tests for the changes in this PR.
• Visual elements are not affected by independent changes.
• It is at least compatible with the minimum WordPress version.
• It loads additional script in frontend only if it is required.
• Does not impact the Core Web Vitals.
• In case of deprecation, old blocks are safely migrated.
• It is usable in Widgets and FSE.
• Copy/Paste is working if the attributes are modified.
• PR is following the best practices

[pirate-bot]

Bundle Size Diff

Package	Old Size	New Size	Diff
Animations	271.38 KB	271.38 KB	0 B (0.00%)
Blocks	1.54 MB	1.54 MB	0 B (0.00%)
CSS	100.76 KB	100.76 KB	0 B (0.00%)
Dashboard	198.36 KB	198.36 KB	0 B (0.00%)
Onboarding	160.8 KB	160.8 KB	0 B (0.00%)
Export Import	97.73 KB	97.73 KB	0 B (0.00%)
Pro	407.08 KB	407.08 KB	0 B (0.00%)

[pirate-bot]

Plugin build for 2f7f770 is ready 🛎️!

• Download Otter – Page Builder Blocks & Extensions for Gutenberg - Production ~ Development
• Download Otter Pro - Production ~ Development
• Download Blocks Animation - Production ~ Development
• Download Blocks CSS - Production ~ Development
• Download Blocks Export Import - Production ~ Development

[pirate-bot]

E2E Tests

Playwright Test Status:

Performance Results

serverResponse: {"q25":406.4,"q50":425.85,"q75":448.2,"cnt":10}, firstPaint: {"q25":424.6,"q50":441.75,"q75":458.1,"cnt":10}, domContentLoaded: {"q25":1452.2,"q50":1464,"q75":1476,"cnt":10}, loaded: {"q25":1452.5,"q50":1464.35,"q75":1476.2,"cnt":10}, firstContentfulPaint: {"q25":3178.1,"q50":3196.15,"q75":3227.8,"cnt":10}, firstBlock: {"q25":6857.2,"q50":6894.9,"q75":6981.9,"cnt":10}, type: {"q25":12.36,"q50":13.26,"q75":13.98,"cnt":10}, typeWithoutInspector: {"q25":10.95,"q50":11.23,"q75":11.4,"cnt":10}, typeWithTopToolbar: {"q25":16.68,"q50":17.32,"q75":19.06,"cnt":10}, typeContainer: {"q25":6.98,"q50":7.26,"q75":7.98,"cnt":10}, focus: {"q25":44.68,"q50":46.41,"q75":47.93,"cnt":10}, inserterOpen: {"q25":15.82,"q50":16.52,"q75":17.16,"cnt":10}, inserterSearch: {"q25":5.53,"q50":5.68,"q75":6.03,"cnt":10}, inserterHover: {"q25":2.36,"q50":2.45,"q75":2.68,"cnt":20}, loadPatterns: {"q25":1095.15,"q50":1121.06,"q75":1145.93,"cnt":10}, listViewOpen: {"q25":81.64,"q50":88.61,"q75":95.34,"cnt":10}

[pirate-bot]

🎉 This PR is included in version 3.1.2 🎉

The release is available on GitHub release

Your semantic-release bot 📦🚀