add xcode generator #89

Job	Run time
lint	29s
windows-2022 vs2022 msvc Shared Debug	5m 43s
windows-2022 vs2022 msvc Shared Release	6m 23s
windows-2022 vs2022 msvc Static Debug	7m 7s
windows-2022 vs2022 msvc Static Release	5m 7s
windows-2022 vs2022 llvm Shared Debug	6m 14s
windows-2022 vs2022 llvm Shared Release	6m 15s
windows-2022 vs2022 llvm Static Debug	7m 48s
windows-2022 vs2022 llvm Static Release	6m 27s
windows-2022 ninja msvc Shared Debug	5m 55s
windows-2022 ninja msvc Shared Release	5m 22s
windows-2022 ninja msvc Static Debug	6m 18s
windows-2022 ninja msvc Static Release	5m 29s
windows-2022 ninja llvm Shared Debug	5m 27s
windows-2022 ninja llvm Shared Release	6m 32s
windows-2022 ninja llvm Static Debug	5m 8s
windows-2022 ninja llvm Static Release	4m 54s
ubuntu-22.04 ninja gcc Shared Debug	1m 46s
ubuntu-22.04 ninja gcc Shared Release	1m 56s
ubuntu-22.04 ninja gcc Static Debug	1m 49s
ubuntu-22.04 ninja gcc Static Release	1m 48s
ubuntu-22.04 ninja llvm Shared Debug	2m 3s
ubuntu-22.04 ninja llvm Shared Release	2m 19s
ubuntu-22.04 ninja llvm Static Debug	2m 4s
ubuntu-22.04 ninja llvm Static Release	1m 58s
macos-13 ninja llvm Shared Debug	4m 54s
macos-13 ninja llvm Shared Release	5m 8s
macos-13 ninja llvm Static Debug	4m 55s
macos-13 ninja llvm Static Release	4m 55s
macos-13 xcode llvm Shared Debug	7m 20s
macos-13 xcode llvm Shared Release	6m 22s
macos-13 xcode llvm Static Debug	6m 28s
macos-13 xcode llvm Static Release	5m 31s
	2h 37m 54s

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