Fix running HTTP stress tests on local docker (#72844)

diff --git a/src/libraries/System.Net.Http/tests/StressTests/HttpStress/run-docker-compose.ps1 b/src/libraries/System.Net.Http/tests/StressTests/HttpStress/run-docker-compose.ps1
index c585746..2b16072 100755 (executable)
--- a/src/libraries/System.Net.Http/tests/StressTests/HttpStress/run-docker-compose.ps1
+++ b/src/libraries/System.Net.Http/tests/StressTests/HttpStress/run-docker-compose.ps1
@@ -73,7 +73,11 @@ finally {
 
 if (!$buildOnly)
 {
-    $env:DUMPS_SHARE_MOUNT_ROOT="C:/dumps-share"
+    if ($useWindowsContainers) {
+        $env:DUMPS_SHARE_MOUNT_ROOT="C:/dumps-share"
+    } else {
+        $env:DUMPS_SHARE_MOUNT_ROOT="/dumps-share"
+    }
     if (!$env:CLIENT_DUMPS_SHARE) {
         $env:CLIENT_DUMPS_SHARE=Join-Path $env:Temp $(New-Guid)
     }