Update PowerShell/ScubaGear/CheckVersion.ps1

Escape $ in the warning message

Co-authored-by: David Bui <[email protected]>

PowerShell/ScubaGear/CheckVersion.ps1

@@ -32,7 +32,7 @@ function Invoke-CheckScubaGearVersionPSGallery {
     $LatestVersion = [System.Version]$ModuleInfo.Version
 
     if ($CurrentVersion -lt $LatestVersion) {
-        Write-Warning "A new version of ScubaGear ($LatestVersion) is available on PowerShell Gallery. This notification can be disabled by setting env:SCUBAGEAR_SKIP_VERSION_CHECK = $true before running ScubaGear."
+        Write-Warning "A new version of ScubaGear ($LatestVersion) is available on PowerShell Gallery. This notification can be disabled by setting `$env:SCUBAGEAR_SKIP_VERSION_CHECK = `$true before running ScubaGear."
 
     }