Chore: Bump databuilder version to 7.4.3

[sahithi03]

Summary of Changes

Bump databuilder version to 7.4.3 to include the change mentioned in #2034.

Tests

Documentation

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[sahithi03]

Hi @feng-tao ! Thanks for helping trigger a release, looks like the release databuilder 7.4.3 was not published to pypi yet. Could you please help take a look when you get a chance. Thanks!