tests

MAINT: bump minimum required pyproject-metadata version to 0.8.0 #2389

Job	Run time
msvc (3.11)	3m 12s
test (ubuntu, 3.7)	1m 28s
homebrew (3.8)	3m 18s
test (ubuntu, 3.12)	1m 50s
cygwin (3.9)	4m 49s
homebrew (3.11)	3m 1s
mypy	17s
test (macos, 3.7)	3m 36s
test (macos, 3.12)	4m 52s
pyston (3.8)	1m 9s
test (windows, 3.7)	4m 4s
test (windows, 3.12)	4m 23s
test (ubuntu, pypy-3.9)	4m 39s
test (ubuntu, pypy-3.10)	4m 39s
test (ubuntu, 3.8)	1m 30s
test (ubuntu, 3.9)	1m 44s
test (ubuntu, 3.10)	1m 32s
test (ubuntu, 3.11, ~=0.63.3)	1m 39s
test (ubuntu, 3.11, ~=0.64.0)	1m 40s
test (ubuntu, 3.11, ~=1.0.0)	2m 30s
test (ubuntu, 3.11, ~=1.1.0)	1m 39s
test (ubuntu, 3.12, ~=1.2.3)	1m 48s
test (ubuntu, 3.12, ~=1.3)	1m 49s
test (ubuntu, 3.12, @git+https://github.com/mesonbuild/meson.git)	1m 51s
test (windows, 3.12, @git+https://github.com/mesonbuild/meson.git)	4m 26s
	1h 7m 25s

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