Update dedicated-hosts.md

Author: mattmcinnes

articles/virtual-machines/dedicated-hosts.md

@@ -20,7 +20,7 @@ Azure Dedicated Host is a service that provides physical servers able to host on
 
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-[!VIDEO https://www.youtube.com/embed/Lk9mA1WzfAQ]
+> [!VIDEO https://www.youtube.com/embed/Lk9mA1WzfAQ]
 
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