-Debug does not print body for Service modules

[georgend]

-Debug does not print the request body for service modules.

However, for Invoke-MgGraphRequest

Should we keep the behavior or standardize on one?

cc @ddyett @darrelmiller @peombwa

AB#7922

[peombwa]

As part of this work item, we should enable MSAL logging when -Debug is specified - https://github.com/AzureAD/microsoft-authentication-library-for-dotnet/wiki/logging.