Adding pending to invokeitem tests due to windows bug

test/powershell/Invoke-Item.Tests.ps1

@@ -61,11 +61,13 @@ Describe "Invoke-Item" {
         $powershell = Join-Path -Path $PsHome -ChildPath "powershell"
     }
 
-    It "Should call the function without error" { 
+#Both tests are pending due to a bug in Invoke-Item on Windows. Fixed for Linux
+
+    It "Should call the function without error" -Pending { 
         { New-Item -Name $testfile -Path $tmpDirectory -ItemType file } | Should Not Throw
     }
 
-    It "Should invoke a text file without error" {
+    It "Should invoke a text file without error" -Pending {
         $debugfn = NewProcessStartInfo "-noprofile ""``Invoke-Item $FullyQualifiedFile`n" -RedirectStdIn
         $process = RunPowerShell $debugfn
         EnsureChildHasExited $process