[JENKINS-59777] Allow nested docker.withRegistry() blocks#82

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arthurvanduynhoven wants to merge 2 commits intojenkinsci:masterfrom arthurvanduynhoven:JENKINS-59777-AllowNestedDockerCredentialBlocks

+119-17

Commits on Mar 10, 2022

Allow nested docker calls to automatically copy existing DOCKER_CONFIG options
arthurvanduynhoven
committed
Added unit test and refactored a few things
arthurvanduynhoven
committed