[Docs Site] Bump sharp from 0.34.3 to 0.34.4

Bumps [sharp](https://github.com/lovell/sharp) from 0.34.3 to 0.34.4.
- [Release notes](https://github.com/lovell/sharp/releases)
- [Commits](lovell/sharp@v0.34.3...v0.34.4)

---
updated-dependencies:
- dependency-name: sharp
  dependency-version: 0.34.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]