build(deps-dev): Bump vite-plugin-pwa from 0.20.5 to 0.21.1 in /www

Bumps [vite-plugin-pwa](https://github.com/vite-pwa/vite-plugin-pwa) from 0.20.5 to 0.21.1.
- [Release notes](https://github.com/vite-pwa/vite-plugin-pwa/releases)
- [Commits](vite-pwa/vite-plugin-pwa@v0.20.5...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]

www/package.json

@@ -84,7 +84,7 @@
 		"typescript-eslint": "^8.8.1",
 		"vfile": "^6.0.3",
 		"vite": "^5.4.1",
-		"vite-plugin-pwa": "^0.20.5",
+		"vite-plugin-pwa": "^0.21.1",
 		"vite-tsconfig-paths": "^5.0.1",
 		"workbox-build": "^7.1.0",
 		"workbox-window": "^7.1.0"