PlannerTask: Null-valued expression exception in Convert-M365DSCPlannerTaskAssignmentToCIMArray

[jaebischer]

Description of the issue

The property Alias in a planner attachment can be null. In this case the Convert-M365DSCPlannerTaskAssignmentToCIMArray will fail on line 886 in MSFT_PlannerTask.psm1:
$attachment.Alias.Replace("'", "''")

Microsoft 365 DSC Version

1.25.402.1

Which workloads are affected

Planner

The DSC configuration

Verbose logs showing the problem

{InvalidOperation}
System.Management.Automation.RuntimeException: You cannot call a method on a null-valued expression.
    at System.Management.Automation.ExceptionHandlingOps.CheckActionPreference(FunctionContext funcContext, Exception exception)
    at Convert-M365DSCPlannerTaskAssignmentToCIMArray(Closure , FunctionContext )
    at System.Management.Automation.PSScriptCmdlet.RunClause(Action`1 clause, Object dollarUnderbar, Object inputToProcess)
    at System.Management.Automation.PSScriptCmdlet.DoEndProcessing()
    at System.Management.Automation.CommandProcessorBase.Complete()
"Error during Export:"
at Convert-M365DSCPlannerTaskAssignmentToCIMArray, C:\Program Files\WindowsPowerShell\Modules\Microsoft365DSC\1.25.402.1\DSCResources\MSFT_PlannerTask\MSFT_PlannerTask.psm1: line 886
at Export-TargetResource, C:\Program Files\WindowsPowerShell\Modules\Microsoft365DSC\1.25.402.1\DSCResources\MSFT_PlannerTask\MSFT_PlannerTask.psm1: line 763
at Start-M365DSCConfigurationExtract, C:\Program Files\WindowsPowerShell\Modules\Microsoft365DSC\1.25.402.1\Modules\M365DSCReverse.psm1: line 682
at Export-M365DSCConfiguration, C:\Program Files\WindowsPowerShell\Modules\Microsoft365DSC\1.25.402.1\Modules\M365DSCUtil.psm1: line 1495

Environment Information + PowerShell Version