chore(legacy): update peer dep Vite to 7

Author: sapphi-red

packages/plugin-legacy/package.json

@@ -44,7 +44,7 @@
   },
   "peerDependencies": {
     "terser": "^5.16.0",
-    "vite": "^6.0.0"
+    "vite": "^7.0.0"
   },
   "devDependencies": {
     "acorn": "^8.15.0",