tests

Editable install: do not show any output in verbose mode when there is no work to do #2345

Job	Run time
cygwin (3.9)	3m 40s
test (ubuntu, 3.7)	2m 4s
msvc (3.11)	3m 10s
homebrew (3.8)	2m 51s
test (ubuntu, 3.12)	2m 10s
mypy	15s
test (macos, 3.7)	4m 50s
homebrew (3.11)	2m 9s
pyston (3.8)	1m 17s
test (macos, 3.12)	2m 45s
test (windows, 3.7)	4m 3s
test (windows, 3.12)	4m 21s
test (ubuntu, pypy-3.9)	5m 7s
test (ubuntu, pypy-3.10)	5m 58s
test (ubuntu, 3.8)	1m 39s
test (ubuntu, 3.9)	1m 42s
test (ubuntu, 3.10)	1m 58s
test (ubuntu, 3.11, ~=0.63.3)	2m 36s
test (ubuntu, 3.11, ~=0.64.0)	1m 52s
test (ubuntu, 3.11, ~=1.0.0)	2m 5s
test (ubuntu, 3.11, ~=1.1.0)	2m 7s
test (ubuntu, 3.12, ~=1.2.3)	1m 56s
test (ubuntu, 3.12, @git+https://github.com/mesonbuild/meson.git)	2m 33s
test (windows, 3.12, @git+https://github.com/mesonbuild/meson.git)	4m 16s
	1h 7m 24s

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