Bump setuptools from 68.2.2 to 70.0.0 #1012

Job	Run time
linters (3.9, ubuntu-latest)	1m 44s
Testing on Python 3.8 (ubuntu-latest)	1m 41s
Testing on Python 3.8 (macos-13)	1m 55s
Testing on Python 3.8 (windows-2019)	1m 38s
Testing on Python 3.9 (ubuntu-latest)	1m 42s
Testing on Python 3.9 (macos-13)	1m 54s
Testing on Python 3.9 (windows-2019)	1m 51s
Testing on Python 3.10 (ubuntu-latest)	1m 42s
Testing on Python 3.10 (macos-13)	1m 45s
Testing on Python 3.10 (windows-2019)	1m 52s
Testing on Python 3.11 (ubuntu-latest)	1m 42s
Testing on Python 3.11 (macos-13)	1m 45s
Testing on Python 3.11 (windows-2019)	3m 4s
Testing on Python 3.12 (ubuntu-latest)	1m 49s
Testing on Python 3.12 (macos-13)	1m 55s
Testing on Python 3.12 (windows-2019)	1m 50s
	29m 49s

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