Fix example doc syntax (#14146)

Author: isra-fel

src/StackHCI/help/Test-AzStackHCIConnection.md

@@ -23,27 +23,25 @@ Test-AzStackHCIConnection verifies connectivity from on-premises clustered nodes
 ## EXAMPLES
 
 ### EXAMPLE 1
-```
-Invoking on one of the cluster node. Success case.
-```
-
+```powershell
 C:\PS\>Test-AzStackHCIConnection
 Test: Connect to Azure Stack HCI Service
 EndpointTested: https://azurestackhci-df.azurefd.net/health
 IsRequired: True
 Result: Succeeded
-
-### EXAMPLE 2
-```
-Invoking on one of the cluster node. Failed case.
 ```
+Invoking on one of the cluster node. Success case.
 
+### EXAMPLE 2
+```powershell
 C:\PS\>Test-AzStackHCIConnection
 Test: Connect to Azure Stack HCI Service
 EndpointTested: https://azurestackhci-df.azurefd.net/health
 IsRequired: True
 Result: Failed
 FailedNodes: Node1inClus2, Node2inClus3
+```
+Invoking on one of the cluster node. Failed case.
 
 ## PARAMETERS
 

src/StackHCI/help/Unregister-AzStackHCI.md

@@ -27,36 +27,32 @@ The registered information available on the cluster is used to unregister the cl
 ## EXAMPLES
 
 ### EXAMPLE 1
-```
-Invoking on one of the cluster node
-```
-
+```powershell
 C:\PS\>Unregister-AzStackHCI
 Result: Success
-
-### EXAMPLE 2
-```
-Invoking from the management node
 ```
+Invoking on one of the cluster node
 
+### EXAMPLE 2
+```powershell
 C:\PS\>Unregister-AzStackHCI -ComputerName ClusterNode1
 Result: Success
-
-### EXAMPLE 3
-```
-Invoking from WAC
 ```
+Invoking from the management node
 
+### EXAMPLE 3
+```powershell
 C:\PS\>Unregister-AzStackHCI -SubscriptionId "12a0f531-56cb-4340-9501-257726d741fd" -ArmAccessToken etyer..ere= -GraphAccessToken acyee..rerrer -AccountId [email protected] -ResourceName DemoHCICluster3 -ResourceGroupName DemoHCIRG -Confirm:$False
 Result: Success
-
-### EXAMPLE 4
-```
-Invoking with all the parameters
 ```
+Invoking from WAC
 
+### EXAMPLE 4
+```powershell
 C:\PS\>Unregister-AzStackHCI -SubscriptionId "12a0f531-56cb-4340-9501-257726d741fd" -ResourceName HciCluster1 -TenantId "c31c0dbb-ce27-4c78-ad26-a5f717c14557" -ResourceGroupName HciClusterRG -ArmAccessToken eerrer..ere= -GraphAccessToken acee..rerrer -AccountId [email protected] -EnvironmentName AzureCloud -ComputerName node1hci -Credential Get-Credential
 Result: Success
+```
+Invoking with all the parameters
 
 ## PARAMETERS