Correct If Brace Style in Resource to resolve PSSA Style Violations

[PlagueHO]

Details of the scenario you tried and the problem that is occurring

PSSA style rule checks are failing due to incorrect if block style:
https://ci.appveyor.com/project/PlagueHO/dfsdsc#L567

Verbose logs showing the problem

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Suggested solution to the issue

Correct the style.

The DSC configuration that is used to reproduce the issue (as detailed as possible)

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The operating system the target node is running

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Version and build of PowerShell the target node is running

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Version of the DSC module that was used ('dev' if using current dev branch)

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