Merge topic 'ci-macos-archs'

3a20a5f149 gitlab-ci: Move macOS+Xcode universal binaries job to arm64
5210b98ec2 gitlab-ci: Move macOS Ninja Multi-Config nightly job to arm64 architecture
3a9b8ef047 Tests: Teach ISPC tests to run on macOS arm64 host
6aae34ec53 Tests: Fix RunCMake.XcodeProject XcodeSchemaGeneration case on arm64

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !8470