build(deps): update jsonargparse[jsonnet,signatures] requirement from <4.45.0,>=4.39.0 to >=4.39.0,<4.46.0 in /requirements (#21486)

build(deps): update jsonargparse[jsonnet,signatures] requirement

Updates the requirements on [jsonargparse[jsonnet,signatures]](https://github.com/omni-us/jsonargparse) to permit the latest version.
- [Changelog](https://github.com/omni-us/jsonargparse/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/omni-us/jsonargparse/compare/v4.39.0...v4.45.0)

---
updated-dependencies:
- dependency-name: jsonargparse[jsonnet,signatures]
  dependency-version: 4.45.0
  dependency-type: direct:production
...

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