Make gpg write log output to stdout in PowerShell

gpg by default writes to stderr which is treated as "an error occurred"
by PowerShell. Hence write log output to stdout (FD 1) too.

ci/codecov.ps1

@@ -17,9 +17,9 @@ if (Get-Command "gpg.exe" -ErrorAction SilentlyContinue){
     Invoke-WebRequest -Uri https://uploader.codecov.io/latest/windows/codecov.exe.SHA256SUM.sig -Outfile codecov.exe.SHA256SUM.sig
 
     $ErrorActionPreference = "Continue"
-    gpg.exe --import codecov.asc
+    gpg.exe --logger-fd 1 --import codecov.asc
     if ($LASTEXITCODE -ne 0) { Throw "Importing the key failed." }
-    gpg.exe --verify codecov.exe.SHA256SUM.sig codecov.exe.SHA256SUM
+    gpg.exe --logger-fd 1 --verify codecov.exe.SHA256SUM.sig codecov.exe.SHA256SUM
     if ($LASTEXITCODE -ne 0) { Throw "Signature validation of the SHASUM failed." }
     If ($(Compare-Object -ReferenceObject  $(($(certUtil -hashfile codecov.exe SHA256)[1], "codecov.exe") -join "  ") -DifferenceObject $(Get-Content codecov.exe.SHA256SUM)).length -eq 0) { 
         echo "SHASUM verified"