fix(deps): update dependency fastify to ^5.8.4 (#5351)

Co-authored-by: homarr-renovate[bot] <158783068+homarr-renovate[bot]@users.noreply.github.com>

apps/tasks/package.json

@@ -39,7 +39,7 @@
     "@homarr/widgets": "workspace:^0.1.0",
     "dayjs": "^1.11.20",
     "dotenv": "^17.3.1",
-    "fastify": "^5.8.2",
+    "fastify": "^5.8.4",
     "superjson": "2.2.6",
     "undici": "7.24.5"
   },