fix(deps): update dependency @netlify/build to ^28.4.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@netlify/build	^28.4.0 -> ^28.4.1

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Release Notes

netlify/build

v28.4.1

Compare Source

Bug Fixes

• fixes an issue where the package manager detection is not working for yarn nested repositories (#​4718) (4884445)

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Configuration

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[github-actions]

📊 Benchmark results

Comparing with 9571399

Package size: 249 MB

(no change)

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• T (current commit): 249 MB