Add prometheus metric with version information #3157

Job	Run time
Test Lint	15s
build (ubuntu-latest, 3.8)	18s
Check Links	14s
check_release	19s
Make SDist	11s
build (ubuntu-latest, 3.11)	10s
Test Docs	16s
Test Examples	21s
build (windows-latest, 3.8)	6s
Test Minimum Versions	16s
build (windows-latest, 3.11)	1s
Test Prereleases	18s
build (macos-latest, 3.8)	12s
integration_check (ubuntu-latest, 3.8)	17s
build (macos-latest, 3.11)	9s
integration_check (ubuntu-latest, 3.9)	9s
build (windows-latest, 3.9)	6s
integration_check (ubuntu-latest, 3.10)	10s
integration_check_pypy	9s
build (ubuntu-latest, pypy-3.8)	9s
integration_check (ubuntu-latest, 3.11)	19s
build (macos-latest, 3.10)	11s
build (ubuntu-latest, 3.12)	11s
Install from SDist and Test	1s
coverage	1s
tests_check	2s
	4m 51s

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