added nocolor flag

Author: rpsqrd

articles/azure-arc/servers/agent-release-notes.md

@@ -23,6 +23,7 @@ This page is updated monthly, so revisit it regularly. If you're looking for ite
 - The default login flow for Windows computers now loads the local web browser to authenticate with Azure Active Directory instead of providing a device code. You can use the `--use-device-code` flag to return to the old behavior or [provide service principal credentials](onboard-service-principal.md) for a non-interactive authentication experience.
 - If the resource group provided to `azcmagent connect` does not exist, the agent will try to create it and continue connecting the server to Azure.
 - Added support for Ubuntu 22.04
+- Added `--no-color` flag for all azcmagent commands to suppress the use of colors in terminals that do not support ANSI codes.
 
 ### Fixed