removed appending WindowsPowerShell PSModulePath (#4656)

test/powershell/engine/Module/ModulePath.Tests.ps1

@@ -94,18 +94,4 @@ Describe "SxS Module Path Basic Tests" -tags "CI" {
         $paths -contains $customeModules | Should Be $true
     }
 
-    It "Default PowerShell profile appends Windows PowerShell PSModulePath only on Windows" {
-
-        $psmodulepath = & $powershell -nologo -c '$env:PSModulePath'
-
-        if ($IsWindows)
-        {
-            $psmodulepath[0] | Should Match "Warning"  # for Windows, there is a warning that path being appended
-            $psmodulepath[1] | Should Match "WindowsPowerShell"
-        }
-        else
-        {
-            $psmodulepath[0] | Should Not Match "WindowsPowerShell"
-        }
-    }
 }