Bump version to `2.2.0dev0` #747

Job	Run time
build_linux (3.11)	2m 53s
build_linux (3.12)	2m 40s
build_windows (3.13)	8m 23s
build_linux (3.10)	3m 10s
build_linux (3.13)	2m 52s
build_windows (3.11)	8m 18s
build_windows (3.10)	15m 39s
build_windows (3.12)	9m 13s
test_linux (3.11, false, ubuntu-latest)	2m 2s
test_linux (3.10, false, ubuntu-latest)	1m 58s
test_linux (3.13, false, ubuntu-latest)	1m 53s
test_linux (3.12, false, ubuntu-latest)	1m 47s
test_windows (3.11, false, windows-latest)	3m 37s
test_windows (3.13, false, windows-latest)	3m 53s
test_windows (3.10, false, windows-latest)	3m 34s
test_windows (3.12, false, windows-latest)	3m 20s
	1h 15m 12s

Provide feedback