docs(em): update doc for win 2022 (#5169)

Author: bene2k1

pages/elastic-metal/how-to/use-private-networks.mdx

@@ -141,7 +141,7 @@ You must configure the virtual network interface on each Elastic Metal server yo
       - Ensure that you have defined the same adapter name (`eno1`) for the default network interface in the default Netplan configuration file (`/etc/netplan/50-cloud-init.yaml`) before applying the new configuration.
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-## How to configure the Private Network on Windows Server 2019
+## How to configure the Private Network on Windows Server 2019 and 2022
 
 1. Log into your server as `Administrateur` using the Remote Desktop client.
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