Meltano

<https://github.com/meltano/meltano/pull/9620|#9620 chore: Release v4.0.3>
Pull request opened by <https://github.com/MeltyBot|MeltyBot>
Bump changelog for release v4.0.3

## Summary by Sourcery

Release version 4.0.3 with updated changelog, version metadata, and lock file

Bug Fixes:

• Default smart-open logs now default to warning level and above
• `meltano el/elt` commands now support log parsing

Build:

• Bump project version to 4.0.3 in pyproject.toml, docs/package.json, and commitizen config

Documentation:

• Add v4.0.3 entry to CHANGELOG.md

Chores:

• Update GitHub issue template placeholder to 4.0.3
• Regenerate uv.lock file
<https://github.com/meltano/meltano|meltano/meltano>

<https://github.com/meltano/meltano/pull/9620|#9620 chore: Release v4.0.3>
Pull request merged by <https://github.com/edgarrmondragon|edgarrmondragon>
<https://github.com/meltano/meltano|meltano/meltano>