chore(deps): update dependency vite-plugin-pwa to v1.2.0

Author: renovate[bot]

sitzverteilung-frontend/package-lock.json

@@ -46,7 +46,7 @@
     "typescript": "5.9.3",
     "unplugin-fonts": "1.4.0",
     "vite": "7.2.7",
-    "vite-plugin-pwa": "1.1.0",
+    "vite-plugin-pwa": "1.2.0",
     "vite-plugin-vue-devtools": "8.0.5",
     "vite-plugin-vuetify": "2.1.2",
     "vitest": "4.0.16",