feat: check for stretched cluster vm group (#658)

- Added `Test-PrereqStretchedCluster` cmdlet to check for the existence of the vSphere VM Group for stretched clusters.
- Enhanced all solution test functions to use `Test-PrereqStretchedCluster` if required.

Signed-off-by: Gary Blake <gblake@vmware.com>

CHANGELOG.md

@@ -23,6 +23,7 @@
 - Added `Remove-AriaNetworksDataSource` cmdlet to remove a data source from VMware Aria Operations for Networks.
 - Added `New-AriaNetworksvCenterDataSource` cmdlet to add a vCenter Server in VMware Aria Operations for Networks.
 - Added `New-AriaNetworksNsxtDataSource` cmdlet to add a NSX Manager in VMware Aria Operations for Networks.
+- Added `Test-PrereqStretchedCluster` cmdlet to check for the existence of the vSphere VM Group for stretched clusters.
 - Added `Undo-SsoUser` cmdlet to support removing a user from vCenter Single Sign-On.
 - Fixed `Invoke-IamDeployment` and `Invoke-UndoIamDeployment` cmdlets where it was not discovering the NSX service accounts correctly.
 - Fixed `Invoke-IlaDeployment` cmdlet to configure NSX Syslog servers in the correct order after connecting VI Workload Domains.

PowerValidatedSolutions.psd1

@@ -11,7 +11,7 @@
     RootModule = 'PowerValidatedSolutions.psm1'
 
     # Version number of this module.
-    ModuleVersion = '2.11.0.1018'
+    ModuleVersion = '2.11.0.1019'
     # Supported PSEditions
     # CompatiblePSEditions = @()