Add VersionChecker to detect and warn about newer Bicep CLI installations#18375

polatengin wants to merge 9 commits intomainAzure/bicep:mainfrom

polatengin/5070-try-to-identify-when-two-versions-of-bicep-are-installed-on-the-systemAzure/bicep:polatengin/5070-try-to-identify-when-two-versions-of-bicep-are-installed-on-the-systemCopy head branch name to clipboard