Update tag name guidance to Az.MissionCriticalWorkload

Author: kenieva

articles/azure-resource-manager/management/tag-mission-critical-workload.md

@@ -37,25 +37,25 @@ To enable use by Microsoft in a workload assessment, the tags used for mission-c
 
   | **Tag Name** | **Value Type** | **Purpose** | **Value Format** |
   |---|---|---|---|
-  | **Azure.MissionCriticalWorkload** | String | Workload | DeptName-WorkloadName |
-  | **Azure.MissionCriticalWorkload** | String | SharedServices | SharedServices-Service |
+  | **Az.MissionCriticalWorkload** | String | Workload | DeptName-WorkloadName |
+  | **Az.MissionCriticalWorkload** | String | SharedServices | SharedServices-Service |
 
 ### Examples
 
 #### Mission-critical workload #1
 
 | **Workload Component** | **Tag Name** | **Tag Value** |
 |---|---|---|
-| **Workload A** | Azure.MissionCriticalWorkload | Finance-Workload |
-| **Shared Services** | Azure.MissionCriticalWorkload | SharedServices-ExpressRoute |
+| **Workload A** | Az.MissionCriticalWorkload | Finance-Workload |
+| **Shared Services** | Az.MissionCriticalWorkload | SharedServices-ExpressRoute |
 
 #### Mission-critical workload #2
 
 | **Workload Component** | **Tag Name** | **Tag Value** |
 |---|---|---|
-| **Workload B** | Azure.MissionCriticalWorkload | HR-Workload |
-| **Shared Services** | Azure.MissionCriticalWorkload | SharedServices-Firewall |
-| **Shared Services** | Azure.MissionCriticalWorkload | SharedServices-ExpressRoute |
+| **Workload B** | Az.MissionCriticalWorkload | HR-Workload |
+| **Shared Services** | Az.MissionCriticalWorkload | SharedServices-Firewall |
+| **Shared Services** | Az.MissionCriticalWorkload | SharedServices-ExpressRoute |
 
 ## How to apply Azure tags