Upgrade: rubygem-pkg-config version to 1.5.7#11601

LeoMar4 merged 3 commits intomicrosoft:3.0-devmicrosoft/azurelinux:3.0-devfrom

akhila-guruju:topic_rubygem-pkg-configakhila-guruju/azurelinux-test:topic_rubygem-pkg-configCopy head branch name to clipboard