Add more maintainers to the PyPI metadata #427

Job	Run time
checks / pre-commit	11s
checks / readme-snippets	10s
checks / test (3.10, locked, windows-latest)	1m 33s
checks / test (3.12, locked, ubuntu-latest)	7s
checks / test (3.12, lowest-direct, ubuntu-latest)	7s
checks / test (3.11, lowest-direct, ubuntu-latest)	9s
checks / test (3.11, locked, ubuntu-latest)	8s
checks / test (3.10, lowest-direct, windows-latest)	30s
checks / test (3.10, locked, ubuntu-latest)	8s
checks / test (3.13, lowest-direct, ubuntu-latest)	7s
checks / test (3.12, locked, windows-latest)	47s
checks / test (3.14, locked, ubuntu-latest)	8s
checks / test (3.11, lowest-direct, windows-latest)	24s
checks / test (3.14, lowest-direct, windows-latest)	51s
checks / test (3.14, lowest-direct, ubuntu-latest)	7s
checks / test (3.13, locked, windows-latest)	44s
checks / test (3.14, locked, windows-latest)	45s
checks / test (3.13, locked, ubuntu-latest)	8s
checks / test (3.13, lowest-direct, windows-latest)	26s
checks / test (3.10, lowest-direct, ubuntu-latest)	7s
checks / test (3.11, locked, windows-latest)	32s
checks / test (3.12, lowest-direct, windows-latest)	35s
all-green	3s
	8m 47s

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