update description for windows and macos

Author: Litarnus

docs/product/relay/operating-guidelines.mdx

@@ -39,12 +39,15 @@ Every release of Relay also provides a set of binaries that are built for the Op
 |------------------|---------------------------|
 | Ubuntu x64       | 20.04                     |
 | Ubuntu ARM       | 22.04                     |
-| MacOS            | macOS Sonoma (version 14) |
+| macOS            | macOS Sonoma (version 14) |
 | Windows          | Windows Server 2019       |
 
 We will support Ubuntu binaries 2 years after the official LTS support has ended to allow customers with extended
 support to continue using Relay.
 
+Windows and macOS binaries are built using GitHub Runners. We will support the versions for those Operating Systems
+as long as GitHub supports them.
+
 
 ## Example Configuration