Update vcpkg configuration and GitHub Actions workflow

- Removed the `builtin-baseline` entry from `vcpkg.json`, streamlining the configuration.
- Updated the GitHub Actions workflow to remove the hardcoded `vcpkgGitCommitId`, enhancing flexibility.
- Added `VCPKG_DEFAULT_HOST_TRIPLET` and `VCPKG_FEATURE_FLAGS` to improve build configuration options.

vcpkg.json

@@ -9,7 +9,6 @@
       "features": ["vulkan"]
     }
   ],
-  "builtin-baseline": "2024.09.12",
   "overrides": [],
   "features": {
     "pkg-config": {