Add dotnet-version: latest support with dotnet-channel input#730

mahabaleshwars wants to merge 4 commits intoactions:mainactions/setup-dotnet:mainfrom

mahabaleshwars:feature/497-dotnet-version-latest-with-channelmahabaleshwars/setup-dotnet:feature/497-dotnet-version-latest-with-channelCopy head branch name to clipboard