msw: Add vite dev dependency

This avoids the duplicate `vite` dependency caused by some of the peer dependency declarations in presumably `vitest`.

Author: Turbo87

packages/crates-io-msw/package.json

@@ -24,6 +24,7 @@
     "valibot": "1.2.0"
   },
   "devDependencies": {
+    "vite": "7.3.0",
     "vitest": "4.0.15"
   }
 }