Unpin Spinx now that typehints issue ought to be resolved #4073

Job	Run time
test_without_debugpy (ubuntu-latest, 3.10)	2m 15s
link_check	2m 5s
check_release	49s
Test Prereleases	2m 36s
test_docs	49s
build (ubuntu-latest, qt6, 3.13)	2m 41s
Test Lint	1m 7s
build (ubuntu-latest, qt6, 3.11)	2m 39s
build (ubuntu-latest, qt6, 3.10)	2m 44s
build (windows-latest, qt5, 3.10)	5m 15s
build (windows-latest, qt6, 3.13)	4m 24s
build (windows-latest, qt6, pypy-3.11)	7m 4s
build (windows-latest, qt6, 3.11)	5m 31s
build (windows-latest, qt6, 3.10)	6m 2s
build (ubuntu-latest, qt5, 3.14)	2m 37s
build (windows-latest, qt6, 3.12)	4m 12s
build (macos-latest, qt6, 3.13)	3m 16s
build (ubuntu-latest, qt6, pypy-3.11)	3m 31s
build (ubuntu-latest, qt5, 3.10)	2m 39s
build (macos-latest, qt5, 3.10)	3m 23s
build (ubuntu-latest, qt6, 3.12)	2m 51s
build (windows-latest, qt5, 3.14)	4m 23s
build (macos-latest, qt5, 3.14)	2m 41s
Test Minimum Versions	2m 42s
Make SDist	29s
build (macos-latest, qt6, pypy-3.11)	3m 53s
build (macos-latest, qt6, 3.12)	3m 9s
build (macos-latest, qt6, 3.11)	3m 9s
build (ubuntu-latest, qt5, pypy-3.11)	3m 18s
build (macos-latest, qt6, 3.10)	3m 41s
build (windows-latest, qt5, pypy-3.11)	6m 51s
build (macos-latest, qt5, pypy-3.11)	5m 4s
Install from SDist and Test	2m 28s
coverage	21s
	1h 50m 39s

Provide feedback