Merge pull request dotnet/corefx#38593 from ViktorHofer/YamlOfficialFix
authorViktor Hofer <viktor.hofer@microsoft.com>
Mon, 17 Jun 2019 14:55:45 +0000 (16:55 +0200)
committerGitHub <noreply@github.com>
Mon, 17 Jun 2019 14:55:45 +0000 (16:55 +0200)
Fix leg configurations in official builds and converge redhat6 with linux

Commit migrated from https://github.com/dotnet/corefx/commit/c7178a34416ceb17240b9b3312a5740616555527


Trivial merge