[coreml-tools] Update to 7.1

[luncliff]

Changes

Update to later version

References

• https://github.com/apple/coremltools/releases/tag/7.1

Triplet Support

• x64-osx
• arm64-ios
• arm64-ios-simulator

Configuration

"vcpkg-configuration.json" changes for the release.

{
    "registries": [
        {
            "kind": "git",
            "repository": "https://github.com/luncliff/vcpkg-registry",
            "packages": [
                "coreml-tools"
            ],
            "baseline": "..."
        }
    ]
}