Merge pull request #257679 from b-ahibbard/de-north

germany north supported for backup

Author: prmerger-automator[bot]

articles/azure-netapp-files/backup-introduction.md

@@ -48,6 +48,7 @@ Azure NetApp Files backup is supported for the following regions:
 * East US
 * East US 2
 * France Central
+* Germany North
 * Germany West Central
 * Japan East
 * Japan West