chore: release 2.4.1

[github-actions]

🤖 I have created a release beep boop

2.4.1 (2026-10-03)

Bug Fixes

• estimatePose misaligned ids and corners when other markers are in view (43c5980)
• FiducialCollection.estimatePose() misaligned ids and corners (#52) (c054867)
• remove labeltool console script that points at a module that was never committed (#117) (ef39fa9)
• remove labeltool console script whose module was never committed (30b5c6a)

Documentation

• add a script and README for the block icons (1185da9)
• add a script and README for the block icons (2206b53)
• add Codacy grade badge to README (f91ed2c)
• add CONTRIBUTING.md (1885fc1)

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[codacy-production]

Up to standards ✅

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