Merge pull request #2248 from stackhpc/bump-keystone-antelope #1716

Job	Run time
tag-and-release / Serialise runs of this workflow	1m 6s
tag-and-release / Automatic tagging for stackhpc/2023.1 🏷	11s
tag-and-release / Release newly generated tag 🏷	10s
	1m 27s

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