Bump s3transfer from 0.10.2 to 0.10.4 (#57)

Bumps [s3transfer](https://github.com/boto/s3transfer) from 0.10.2 to 0.10.4.
- [Changelog](https://github.com/boto/s3transfer/blob/develop/CHANGELOG.rst)
- [Commits](boto/s3transfer@0.10.2...0.10.4)

---
updated-dependencies:
- dependency-name: s3transfer
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>