Upgrade to 3.10 syntax #3078

Job	Run time
test_min_deps (ubuntu-latest)	1m 18s
test_min_deps (macos-latest)	50s
Integration Tests (pdm.lock)	25s
Integration Tests (pdm.minimal.lock)	33s
test_min_deps (windows-latest)	1m 35s
test (3.10, ubuntu-latest)	19s
test (3.12, ubuntu-latest)	21s
test (3.14, ubuntu-latest)	24s
test (3.12, windows-latest)	23s
test (3.10, macos-latest)	11s
test (3.10, windows-latest)	23s
test (3.12, macos-latest)	14s
test (3.11, macos-latest)	13s
test (3.13, macos-latest)	14s
test (3.11, windows-latest)	9s
test (3.13, ubuntu-latest)	19s
test (3.11, ubuntu-latest)	19s
test (3.14, macos-latest)	23s
test (3.14, windows-latest)	23s
test (3.13, windows-latest)	22s
Combine & check coverage	0s
	9m 18s

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