Update MacOS Images for CI #3281

	name: macOS CI

	on: [pull_request]

	# Every time you make a push to your PR, it cancel immediately the previous checks,
	# and start a new one. The other runner will be available more quickly to your PR.
	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	build:
	name: ${{ matrix.name }} ${{ matrix.build_type }}
	runs-on: ${{ matrix.os }}

	env:
	CTEST_OUTPUT_ON_FAILURE: ON
	CTEST_PARALLEL_LEVEL: 2
	CMAKE_BUILD_TYPE: ${{ matrix.build_type }}
	GTSAM_BUILD_UNSTABLE: ${{ matrix.build_unstable }}

	strategy:
	fail-fast: true
	matrix:
	# Github Actions requires a single row to be added to the build matrix.
	# See https://help.github.com/en/articles/workflow-syntax-for-github-actions.
	name: [
	macos-13-xcode-14.2,
	macos-13-arm64-xcode-14.2,
	macos-14-xcode-15.4,
	macos-14-arm64-xcode-15.4,
	]

	build_type: [Debug, Release]
	build_unstable: [ON]
	include:
	- name: macos-13-xcode-14.2
	os: macos-13
	compiler: xcode
	version: "14.2"

	- name: macos-13-arm64-xcode-14.2
	os: macos-13-xlarge
	compiler: xcode
	version: "14.2"

	- name: macos-14-xcode-15.4
	os: macos-14
	compiler: xcode
	version: "15.4"

	- name: macos-14-arm64-xcode-15.4
	os: macos-14-xlarge
	compiler: xcode
	version: "15.4"

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Install Dependencies
	run: \|
	brew install cmake ninja
	brew install boost
	sudo xcode-select -switch /Applications/Xcode.app
	echo "CC=clang" >> $GITHUB_ENV
	echo "CXX=clang++" >> $GITHUB_ENV
	- name: Build and Test
	run: bash .github/scripts/unix.sh -t

Provide feedback