Bump aws-smithy-runtime from 0.101.0 to 1.4.0

Bumps [aws-smithy-runtime](https://github.com/smithy-lang/smithy-rs) from 0.101.0 to 1.4.0.
- [Release notes](https://github.com/smithy-lang/smithy-rs/releases)
- [Changelog](https://github.com/smithy-lang/smithy-rs/blob/main/CHANGELOG.md)
- [Commits](https://github.com/smithy-lang/smithy-rs/commits)

---
updated-dependencies:
- dependency-name: aws-smithy-runtime
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>