`Remove-SqlDscRole`: Use `$PSCmdlet.ThrowTerminatingError` for terminating errors

[johlju]

Problem description

The command uses the following exception helper:

• New-InvalidOperationException

This should be replaced with $PSCmdlet.ThrowTerminatingError for proper terminating errors.

Verbose logs

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How to reproduce

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Expected behavior

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Current behavior

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Suggested solution

Replace all uses of exception helpers with $PSCmdlet.ThrowTerminatingError and provide appropriate ErrorRecords.

Operating system the target node is running

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PowerShell version and build the target node is running

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Module version used

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