Register credentials extracted from proxy configuration as secrets #4915

Job	Run time
Ruby analysis (ubuntu-latest, default)	42s
Ruby analysis (macos-latest, linked)	1m 7s
Ruby analysis (macos-latest, default)	1m 12s
Ruby analysis (ubuntu-latest, linked)	50s
Ruby analysis (ubuntu-latest, nightly-latest)	47s
Ruby analysis (macos-latest, nightly-latest)	1m 1s
	5m 39s

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