Update dependency vite-plugin-pwa to ^0.21.0 (#213)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -46,7 +46,7 @@
     "vite": "^5.2.12",
     "vite-plugin-package-version": "^1.1.0",
     "vite-plugin-preload": "^0.4.0",
-    "vite-plugin-pwa": "^0.20.0",
+    "vite-plugin-pwa": "^0.21.0",
     "workbox-broadcast-update": "^7.1.0",
     "zip-a-folder": "^3.1.6"
   },