fix(deps): update dependency @netlify/build to ^18.10.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@netlify/build	^18.9.1 -> ^18.10.0

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Release Notes

netlify/build

v18.10.0

Compare Source

Features

• remove netlify_build_warning_missing_headers feature flag (#​3612) (fd255b0)

18.9.1 (2021-09-15)

Bug Fixes

• deps: update dependency @​netlify/zip-it-and-ship-it to ^4.21.0 (#​3614) (541da43)

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[github-actions]

📊 Benchmark results

Comparing with 71b969e

Package size: 352 MB

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• T (current commit): 352 MB