[MNT] Include python 3.13 in CI testing matrix #404

Job	Run time
test (ubuntu-latest, 3.8)	9m 6s
test (ubuntu-latest, 3.9)	9m 35s
test (ubuntu-latest, 3.10)	8m 59s
test (ubuntu-latest, 3.11)	8m 34s
test (ubuntu-latest, 3.12)	9m 56s
test (ubuntu-latest, 3.13)	9m 58s
test (macos-latest, 3.8)	7m 48s
test (macos-latest, 3.9)	5m 0s
test (macos-latest, 3.10)	7m 1s
test (macos-latest, 3.11)	4m 52s
test (macos-latest, 3.12)	4m 10s
test (macos-latest, 3.13)	8m 19s
test (windows-latest, 3.8)	9m 49s
test (windows-latest, 3.9)	9m 42s
test (windows-latest, 3.10)	9m 50s
test (windows-latest, 3.11)	9m 48s
test (windows-latest, 3.12)	9m 49s
test (windows-latest, 3.13)	9m 38s
Build and publish the package to PYPI	0s
	2h 31m 54s

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