Readme.md updated to note that vs15.7 is needed
Readme.md updated to note that vs15.7 is needed

andrelmp/eShopOnContainers,dotnet-architecture/eShopOnContainers,andrelmp/eShopOnContainers,productinfo/eShopOnContainers,andrelmp/eShopOnContainers,productinfo/eShopOnContainers,albertodall/eShopOnContainers,albertodall/eShopOnContainers,productinfo/eShopOnContainers,skynode/eShopOnContainers,skynode/eShopOnContainers,dotnet-architecture/eShopOnContainers,albertodall/eShopOnContainers,dotnet-architecture/eShopOnContainers,albertodall/eShopOnContainers,dotnet-architecture/eShopOnContainers,productinfo/eShopOnContainers,andrelmp/eShopOnContainers,andrelmp/eShopOnContainers,skynode/eShopOnContainers,albertodall/eShopOnContainers,skynode/eShopOnContainers,dotnet-architecture/eShopOnContainers,productinfo/eShopOnContainers,productinfo/eShopOnContainers,skynode/eShopOnContainers,andrelmp/eShopOnContainers