fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-VITEST-8688125
- https://snyk.io/vuln/SNYK-JS-VITEST-8688130

Author: snyk-bot

package.json

@@ -60,7 +60,7 @@
     "tsup": "8.3.0",
     "tsx": "4.19.1",
     "typescript": "5.6.3",
-    "vitest": "2.1.3"
+    "vitest": "3.0.5"
   },
   "tsup": {
     "target": "esnext",