fix(deps): update dependency build to v1.4.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
build (changelog)	==1.4.3 → ==1.4.4

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Release Notes

pypa/build (build)

v1.4.4

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What's Changed

• 🐛 fix(release): generate consistent CHANGELOG heading levels by @​gaborbernat in #​1032
• docs: move source links by @​henryiii in #​1034
• revert: drop PEP 660 change by @​henryiii in #​1039
• fix: ignore installed when running pip by @​henryiii in #​1040
• fix: revert part of #​973 by @​henryiii in #​1044
• chore: report coverage failure lines by @​henryiii in #​1046
• tests: fix issue with uv run by @​henryiii in #​1048
• docs: reorganize testing docs for copy/paste by @​abitrolly in #​1043
• tests: keep environment from leaking in Python 3.15 by @​henryiii in #​1049
• docs: fix issue with changelog generation by @​henryiii in #​1050

Full Changelog: pypa/build@1.4.3...1.4.4

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