use dev deps

Author: Bashamega

package-lock.json

@@ -46,6 +46,7 @@
     "@types/webidl2": "^24.4.3",
     "@typescript-eslint/eslint-plugin": "^8",
     "@typescript-eslint/parser": "^8",
+    "@typescript/native-preview": "^7.0.0-dev.20250804.1",
     "@webref/css": "^6.23.6",
     "@webref/elements": "^2.5.0",
     "@webref/events": "^1.18.6",
@@ -68,8 +69,5 @@
   },
   "overrides": {
     "typescript@*": "$typescript"
-  },
-  "dependencies": {
-    "@typescript/native-preview": "^7.0.0-dev.20250804.1"
   }
 }