chore(deps): update dependency @fastify/static to v8

Author: renovate[bot]

backend/package.json

@@ -53,7 +53,7 @@
     "zod": "3.23.8"
   },
   "devDependencies": {
-    "@fastify/static": "7.0.4",
+    "@fastify/static": "8.0.1",
     "@nestjs/cli": "10.4.5",
     "@nestjs/schematics": "10.1.4",
     "@nestjs/testing": "10.4.4",