Add prometheus metric with version information #3146

Job	Run time
Test Docs	1m 3s
Test Examples	52s
build (ubuntu-latest, 3.8)	6m 0s
Test Lint	47s
build (ubuntu-latest, 3.11)	6m 2s
Test Minimum Versions	4m 50s
Test Prereleases	4m 22s
build (windows-latest, 3.8)	8m 2s
build (windows-latest, 3.11)	8m 6s
Check Links	4m 26s
check_release	1m 43s
build (macos-latest, 3.8)	5m 28s
integration_check (ubuntu-latest, 3.8)	2m 21s
build (macos-latest, 3.11)	5m 1s
integration_check (ubuntu-latest, 3.9)	2m 38s
build (windows-latest, 3.9)	8m 3s
integration_check_pypy	1m 41s
Make SDist	22s
integration_check (ubuntu-latest, 3.10)	2m 32s
build (ubuntu-latest, pypy-3.8)	8m 9s
integration_check (ubuntu-latest, 3.11)	2m 17s
build (macos-latest, 3.10)	4m 56s
build (ubuntu-latest, 3.12)	6m 33s
Install from SDist and Test	4m 30s
coverage	1s
tests_check	9s
	1h 40m 54s

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