Unpin Spinx now that typehints issue ought to be resolved (#1517) #4078

Job	Run time
test_docs	56s
link_check	4m 0s
Test Lint	1m 5s
Test Minimum Versions	2m 51s
check_release	1m 34s
Test Prereleases	2m 41s
Make SDist	27s
test_without_debugpy (ubuntu-latest, 3.10)	2m 19s
build (ubuntu-latest, qt5, 3.14)	2m 36s
build (windows-latest, qt5, pypy-3.11)	6m 26s
build (macos-latest, qt5, 3.14)	2m 53s
build (ubuntu-latest, qt6, 3.12)	2m 48s
build (windows-latest, qt6, 3.11)	4m 11s
build (windows-latest, qt6, pypy-3.11)	6m 1s
build (macos-latest, qt6, pypy-3.11)	5m 21s
build (windows-latest, qt6, 3.10)	3m 54s
build (macos-latest, qt6, 3.13)	2m 46s
build (ubuntu-latest, qt6, 3.11)	2m 39s
build (windows-latest, qt6, 3.13)	4m 6s
build (ubuntu-latest, qt5, 3.10)	2m 39s
build (ubuntu-latest, qt6, 3.10)	2m 45s
build (macos-latest, qt5, pypy-3.11)	5m 17s
build (macos-latest, qt5, 3.10)	2m 51s
build (windows-latest, qt6, 3.12)	4m 6s
build (windows-latest, qt5, 3.14)	3m 39s
build (ubuntu-latest, qt6, pypy-3.11)	3m 10s
build (macos-latest, qt6, 3.12)	3m 8s
build (macos-latest, qt6, 3.11)	3m 11s
build (windows-latest, qt5, 3.10)	3m 47s
build (ubuntu-latest, qt5, pypy-3.11)	3m 25s
build (macos-latest, qt6, 3.10)	3m 3s
build (ubuntu-latest, qt6, 3.13)	2m 39s
Install from SDist and Test	2m 24s
coverage	9s
	1h 45m 47s

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