Update command-line-tools.md (#1110)

* Update command-line-tools.md

added -usedeviceauthentication to the connect-azaccount cmdlet login

* Fixed casing

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Co-authored-by: Jason Masten <jamasten@microsoft.com>

docs/deployment-guides/command-line-tools.md

@@ -171,7 +171,7 @@ Before deploying to Azure, you first need to ensure your session is connected to
 
 ```PowerShell
 # PowerShell
-Connect-AzAccount -Environment '<Azure Cloud Name>'
+Connect-AzAccount -Environment '<Azure Cloud Name>' -UseDeviceAuthentication
 ```
 
 ```BASH