Update TestHelper.psm1
Update TestHelper.psm1

Modifying some of the write-verbose messages to Write-Host with ForegroundColor:Yellow to be eye catching.
PlagueHO/DscResource.Tests,BrianFarnhill/DscResource.Tests,PowerShell/DscResource.Tests,PowerShell/DscResource.Tests,PlagueHO/DscResource.Tests