Add auto-approve and auto-merge for Dependabot PRs #295

Job	Run time
Build distribution packages	20s
Test with nox (amd64, ubuntu-24.04, 3.11, ci_checks_max)	1m 42s
Test with nox (amd64, ubuntu-24.04, 3.12, ci_checks_max)	1m 38s
Test with nox (amd64, ubuntu-24.04, 3.12, pytest_min)	1m 22s
Test with nox (arm, ubuntu-24.04, 3.11, ci_checks_max)	1m 39s
Test with nox (arm, ubuntu-24.04, 3.12, ci_checks_max)	1m 31s
Test with nox (amd64, ubuntu-24.04, 3.11, pytest_min)	1m 10s
Test with nox (arm, ubuntu-24.04, 3.12, pytest_min)	1m 13s
Test with nox (arm, ubuntu-24.04, 3.11, pytest_min)	1m 14s
Test documentation website generation	0s
Test package installation (amd64, ubuntu-24.04, 3.11)	21s
Test package installation (arm, ubuntu-24.04, 3.12)	29s
Test package installation (amd64, ubuntu-24.04, 3.12)	25s
Test package installation (arm, ubuntu-24.04, 3.11)	27s
Test package installation	4s
Test with nox	2s
Publish documentation website to GitHub pages	37s
Publish packages to PyPI	0s
Create GitHub release	0s
	14m 14s

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