feat: add Vite 7 support (#110)

Author: derekwolpert

package.json

@@ -37,7 +37,7 @@
   },
   "homepage": "https://github.com/vitejs/vite-plugin-vue2/#readme",
   "peerDependencies": {
-    "vite": "^3.0.0 || ^4.0.0 || ^5.0.0 || ^6.0.0",
+    "vite": "^3.0.0 || ^4.0.0 || ^5.0.0 || ^6.0.0 || ^7.0.0",
     "vue": "^2.7.0-0"
   },
   "devDependencies": {