Removing extra ``` that was causing formatting issues

Identity/README.md

@@ -25,8 +25,6 @@ Install-Module -Name AzureStack -RequiredVersion 1.7.1
 
 For all other azure stack versions, please follow the instructions at https://aka.ms/azspsh for the needed azure powershell
 
-```
-
 Then make sure the following modules are imported:
 
 ```powershell
@@ -139,4 +137,4 @@ $healthReport.directoryTenants | Where status -EQ 'Healthy' | Select -Property t
 
 Write-Host "Unhealthy directories: "
 $healthReport.directoryTenants | Where status -NE 'Healthy' | Select -Property tenantName,tenantId,status | ft
-```
+```