allow test to work in cases where you can't create $profile

test/powershell/Host/ConsoleHost.Tests.ps1

@@ -269,8 +269,14 @@ Describe "ConsoleHost unit tests" -tags "Feature" {
         ){
             param($switch)
 
-            Get-Content $profile -Raw | Should -Not -BeNullOrEmpty
-            & pwsh $switch -c exit | Should -BeExactly "profile-loaded"
+            if (Test-Path $profile) {
+                & pwsh $switch -command exit | Should -BeExactly "profile-loaded"
+            }
+            else {
+                # In CI, may not be able to write to $profile location, so just verify that the switch is accepted
+                # and no error message is in the output
+                & pwsh $switch -command exit *>&1 | Should -BeNullOrEmpty
+            }
         }
     }