fix: update vite to >=6.4.2 to patch arbitrary file read vulnerability (#39)

Vite versions >=6.0.0 <=6.4.1 are vulnerable to arbitrary file read via
the Vite Dev Server WebSocket (server.fs.deny bypass with queries).

CVE: GHSA-p9ff-h696-f583

Co-authored-by: Gandalf the Greybeard <gandalf@privilegedescalation.dev>
Co-authored-by: Claude Opus 4.7 <noreply@anthropic.com>

package.json

@@ -31,7 +31,8 @@
   },
   "overrides": {
     "tar": "^7.5.11",
-    "undici": "^7.24.3"
+    "undici": "^7.24.3",
+    "vite": ">=6.4.2"
   },
   "devDependencies": {
     "@headlamp-k8s/eslint-config": "^0.6.0",