Refactor database configuration from `config-utils` into its own file #5068

Job	Run time
Diagnostic export (windows-latest, nightly-latest)	3m 54s
Diagnostic export (windows-latest, linked)	2m 13s
Diagnostic export (macos-latest, nightly-latest)	1m 27s
Diagnostic export (macos-latest, linked)	1m 51s
Diagnostic export (ubuntu-latest, nightly-latest)	1m 7s
Diagnostic export (ubuntu-latest, linked)	59s
	11m 31s

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