fix(windows): remove vcpkg builtin-baseline for environment compatibility

- Removed hardcoded builtin-baseline hash to prevent 'baseline.json not found' errors in environments with shallow clones or different vcpkg versions (e.g., GitHub Actions vs local Windows).
- This reverts to the more flexible dependency resolution used in previous stable builds.

Author: aidyou

vcpkg.json

@@ -1,7 +1,6 @@
 {
   "name": "chatspeed",
   "version": "1.2.5",
-  "builtin-baseline": "aa2d37682e3318d93aef87efa7b0e88e81cd3d59",
   "dependencies": [
     "sqlite3",
     "bzip2"