Release 0.28.4 #3285

Job	Run time
Integration Tests (pdm.minimal.lock)	35s
test_min_deps (windows-latest)	2m 8s
test_min_deps (ubuntu-latest)	40s
Integration Tests (pdm.lock)	30s
test_min_deps (macos-latest)	56s
test (3.11, windows-latest)	1m 37s
test (3.10, ubuntu-latest)	1m 5s
test (3.10, macos-latest)	1m 15s
test (3.11, macos-latest)	44s
test (3.12, windows-latest)	2m 11s
test (3.10, windows-latest)	2m 14s
test (3.12, ubuntu-latest)	1m 20s
test (3.12, macos-latest)	45s
test (3.13, ubuntu-latest)	1m 8s
test (3.14, windows-latest)	1m 38s
test (3.13, macos-latest)	43s
test (3.11, ubuntu-latest)	1m 0s
test (3.14, ubuntu-latest)	1m 5s
test (3.14, macos-latest)	57s
test (3.13, windows-latest)	1m 54s
Combine & check coverage	11s
	24m 36s

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