message: Add reference to the Azure Fluid Relay
diff: @@ -156,7 +156,9 @@ Microsoft has developed an M365-specific Fluid service designed to enable soluti
  ecosystem. There will be ways for Fluid Framework developers to operate in M365 but those integration points are
  not available yet.
  -Microsoft is also looking at providing a more general Fluid service but no specifics are available at this time.
  +Microsoft has also
  +[announced](https://developer.microsoft.com/en-us/office/blogs/whats-new-in-microsoft-365-platform-at-build-2021/) Azure
  +Fluid Relay, a fully managed Fluid service, at Build 2021.
  ### Besides SharePoint, where else can we store .fluid files?
  