Raise user error when Yarn is misconfigured #18649

Job	Run time
Updater	3m 32s
ci (bundler, bundler1, bundler)	3m 13s
ci (bundler, bundler2, bundler)	3m 29s
ci (cargo, cargo, cargo)	1m 53s
Lint	40s
ci (common, common, common)	1m 27s
ci (composer, composer, composer)	4m 33s
ci (docker, docker, docker)	1m 17s
ci (elm, elm, elm)	1m 19s
ci (git_submodules, git_submodules, gitsubmodule)	1m 12s
ci (github_actions, github_actions, github-actions)	1m 23s
ci (go_modules, go_module, gomod)	4m 31s
ci (gradle, gradle, gradle)	1m 20s
ci (hex, hex, mix)	5m 11s
ci (maven, maven, maven)	1m 12s
ci (npm_and_yarn, npm_and_yarn, npm)	8m 12s
ci (nuget, nuget, nuget)	6m 23s
ci (pub, pub, pub)	5m 13s
ci (python, python, pip)	8m 33s
ci (python, python_slow, pip)	5m 6s
ci (swift, swift, swift)	5m 43s
ci (terraform, terraform, terraform)	3m 14s
	1h 18m 36s

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