Add pixi support #5

Job	Run time
ubuntu-latest - Env all Release	12m 22s
ubuntu-latest - Env all Release -mavx2	1m 15s
ubuntu-latest - Env all Debug	2m 59s
ubuntu-latest - Env all Debug -mavx2	3m 21s
ubuntu-latest - Env all-py39 Release	35s
ubuntu-latest - Env all-py39 Release -mavx2	51s
ubuntu-latest - Env all-py39 Debug	2m 45s
ubuntu-latest - Env all-py39 Debug -mavx2	2m 40s
macos-latest - Env all Release	8m 10s
macos-latest - Env all Debug	14m 24s
macos-latest - Env all-py39 Release	53s
macos-latest - Env all-py39 Debug	5m 4s
macos-13 - Env all Release	18m 18s
macos-13 - Env all Debug	20m 17s
macos-13 - Env all-py39 Release	2m 23s
macos-13 - Env all-py39 Debug	12m 27s
windows-latest - Env all Release	20m 46s
windows-latest - Env all-clang-cl Release	2m 27s
check-macos-linux-windows-pixi	4s
	2h 12m 1s

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