fix(deps): update dependency @netlify/build to v29.56.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@netlify/build (source)	29.55.5 -> 29.56.0

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Release Notes

netlify/build (@​netlify/build)

### [`v29.56.0`](https://redirect.github.com/netlify/build/blob/HEAD/packages/build/CHANGELOG.md#29560-2024-10-29) [Compare Source](https://redirect.github.com/netlify/build/compare/28a178c52d2c7a58c105b4938eb5722daa7e779a...bd4930551c95f1a986c92e0f54d184fad92b1369) ##### Features - keep logging pipe for trusted plugins ([#​5899](https://redirect.github.com/netlify/build/issues/5899)) ([a631d8c](https://redirect.github.com/netlify/build/commit/a631d8c71316b083017cfd702f138e723043c6da))

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