Upgrade to 3.10 syntax #3077

Job	Run time
test_min_deps (ubuntu-latest)	59s
test_min_deps (windows-latest)	1m 9s
test_min_deps (macos-latest)	54s
Integration Tests (pdm.minimal.lock)	30s
Integration Tests (pdm.lock)	30s
test (3.11, ubuntu-latest)	1m 18s
test (3.11, windows-latest)	1m 59s
test (3.12, ubuntu-latest)	1m 14s
test (3.13, ubuntu-latest)	1m 32s
test (3.10, windows-latest)	1m 56s
test (3.12, windows-latest)	1m 58s
test (3.13, windows-latest)	2m 2s
test (3.10, ubuntu-latest)	1m 29s
test (3.12, macos-latest)	54s
test (3.14, ubuntu-latest)	1m 28s
test (3.11, macos-latest)	47s
test (3.14, macos-latest)	1m 19s
test (3.13, macos-latest)	48s
test (3.14, windows-latest)	2m 5s
test (3.10, macos-latest)	1m 22s
Combine & check coverage	12s
	26m 25s

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