Add @jvacek and tweak @k-dominik as contributors #1224

	---
	name: darkgray_bump_version check

	on: push # yamllint disable-line rule:truthy

	jobs:
	test-bump-version:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5

	- name: Make sure that `darkgray_bump_version` still finds all version strings
	and that there's a future milestone on GitHub Issues.
	# If this fails, make sure the regular expressions in
	# release_tools/bump-version-patterns.yaml
	# match changes in the files to modify. Also ensure there's a milestone
	# in the GitHub repository with a future version number as its name.
	# This is used to update the call for reviewing pull requests
	# in `README.rst`.
	run: \|
	pip install \
	https://github.com/akaihola/darkgray-dev-tools/archive/refs/heads/main.zip
	darkgray_bump_version \
	--minor \
	--dry-run \
	--token=${{ secrets.GITHUB_TOKEN }}

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