Add experimental support for Python 3.13 #207

Job	Run time
Run test with Python 3.13-dev on ubuntu-latest	51s
Run test with Python 3.12 on ubuntu-latest	43s
Run test with Python 3.11 on ubuntu-latest	36s
Run test with Python 3.10 on ubuntu-latest	31s
Run test with Python 3.9 on ubuntu-latest	31s
Run test with Python 3.8 on ubuntu-latest	31s
Run test with Python 3.13-dev on windows-latest	1m 17s
Run test with Python 3.12 on windows-latest	1m 9s
Run test with Python 3.11 on windows-latest	1m 29s
Run test with Python 3.10 on windows-latest	1m 28s
Run test with Python 3.9 on windows-latest	1m 29s
Run test with Python 3.8 on windows-latest	1m 29s
Run test with Python 3.13-dev on macos-latest	46s
Run test with Python 3.12 on macos-latest	29s
Run test with Python 3.11 on macos-latest	29s
Run test with Python 3.10 on macos-latest	43s
Run test with Python 3.9 on macos-latest	52s
Run test with Python 3.8 on macos-latest	57s
	16m 20s

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