build(deps-dev): bump @solana/kit from 3.0.1 to 3.0.3 in /clients/js

Bumps [@solana/kit](https://github.com/anza-xyz/kit) from 3.0.1 to 3.0.3.
- [Release notes](https://github.com/anza-xyz/kit/releases)
- [Commits](anza-xyz/kit@v3.0.1...v3.0.3)

---
updated-dependencies:
- dependency-name: "@solana/kit"
  dependency-version: 3.0.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]