Remove extra double-quotes for extraOutputFile in performance-helper.psm1 (#3704)

.azure/azure-pipelines.perf.yml

@@ -13,7 +13,7 @@ trigger:
     - .azure/templates/run-performance.yml
     - .gitmodules
     - scripts/performance.ps1
-    - scripts/performance-helper.ps1
+    - scripts/performance-helper.psm1
     - scripts/prepare-machine.ps1
     - scripts/RemoteTests.json
     - scripts/xdp-devkit.json

scripts/performance-helper.psm1

@@ -545,7 +545,7 @@ function Invoke-LocalExe {
         mkdir $HistogramDir | Out-Null
     }
     $HistogramFilePath = Join-Path $HistogramDir $HistogramFileName
-    $RunArgs = """--extraOutputFile:$HistogramFilePath"" $RunArgs"
+    $RunArgs = "--extraOutputFile:$HistogramFilePath $RunArgs"
     if ($IsLinux -and $Record) {
         # `perf record -F max` generates too big data to finish within default Timeout (120s)
         $Timeout = 2000