npm: bump vite-plugin-pwa from 0.17.3 to 0.21.1

Bumps [vite-plugin-pwa](https://github.com/vite-pwa/vite-plugin-pwa) from 0.17.3 to 0.21.1.
- [Release notes](https://github.com/vite-pwa/vite-plugin-pwa/releases)
- [Commits](vite-pwa/vite-plugin-pwa@v0.17.3...v0.21.1)

---
updated-dependencies:
- dependency-name: vite-plugin-pwa
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]