utils: update the installer build invocation
Adjust the install path computation to support installation of ARM64 on AMD64. This enables the isolation of the runtimes on all architectures for Windows to allow building the isolated runtime distribution.
Please test with following PRs: https://github.com/swiftlang/swift-installer-scripts/pull/406
@swift-ci please build toolchain Windows platform
Please test with following PRs: https://github.com/swiftlang/swift-installer-scripts/pull/406
@swift-ci please build toolchain Windows platform
Please test with following PRs: https://github.com/swiftlang/swift-installer-scripts/pull/406
@swift-ci please build toolchain Windows platform
Please test with following PRs: https://github.com/swiftlang/swift-installer-scripts/pull/406
@swift-ci please smoke test