Fix publishing of Windows release (GH-15006)

Author: zooba

.azure-pipelines/windows-release/stage-publish-nugetorg.yml

@@ -36,6 +36,6 @@ jobs:
     condition: and(succeeded(), eq(variables['SigningCertificate'], variables['__RealSigningCertificate']))
     inputs:
       command: push
-      packagesToPush: $(Build.BinariesDirectory)\nuget\*.nupkg'
+      packagesToPush: '$(Build.BinariesDirectory)\nuget\*.nupkg'
       nuGetFeedType: external
       publishFeedCredentials: 'Python on Nuget'

Tools/msi/uploadrelease.ps1

@@ -92,6 +92,7 @@ if (-not $skipupload) {
     & $plink -batch $user@$server chgrp downloads $d
     & $plink -batch $user@$server chmod g-x,o+rx $d
     & $pscp -batch $chm.FullName "$user@${server}:$d"
+    if (-not $?) { throw "Failed to upload $chm" }
 
     $dirs = gci "$build" -Directory
     if ($embed) {
@@ -107,6 +108,7 @@ if (-not $skipupload) {
 
         if ($exe) {
             & $pscp -batch $exe.FullName "$user@${server}:$d"
+            if (-not $?) { throw "Failed to upload $exe" }
         }
 
         if ($msi) {
@@ -115,13 +117,15 @@ if (-not $skipupload) {
             & $plink -batch $user@$server chgrp downloads $sd
             & $plink -batch $user@$server chmod g-x,o+rx $sd
             & $pscp -batch $msi.FullName "$user@${server}:$sd"
+            if (-not $?) { throw "Failed to upload $msi" }
             & $plink -batch $user@$server chgrp downloads $sd*
             & $plink -batch $user@$server chmod g-x,o+r $sd*
         }
     }
 
     & $plink -batch $user@$server chgrp downloads $d*
     & $plink -batch $user@$server chmod g-x,o+r $d*
+    & $pscp -ls "$user@${server}:$d"
 }
 
 if (-not $skippurge) {