npm(deps): bump string_decoder from 1.1.1 to 1.3.0

Bumps [string_decoder](https://github.com/nodejs/string_decoder) from 1.1.1 to 1.3.0.
- [Release notes](https://github.com/nodejs/string_decoder/releases)
- [Commits](nodejs/string_decoder@v1.1.1...v1.3.0)

---
updated-dependencies:
- dependency-name: string_decoder
  dependency-version: 1.3.0
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]