Fixed path

Author: Bart Koelman

appveyor.yml

@@ -98,8 +98,8 @@ build_script:
 
     Write-Output "PostgreSQL version:"
     if ($IsWindows) {
-        Get-Childitem -Path "C:\Program Files\PostgreSQL" -Recurse -ErrorAction SilentlyContinue -Include *.exe
-        . "${env:ProgramFiles}\PostgreSQL\13.1\bin\psql" --version
+        #Get-Childitem -Path "C:\Program Files\PostgreSQL" -Recurse -ErrorAction SilentlyContinue -Include *.exe
+        . "${env:ProgramFiles}\PostgreSQL\13\bin\psql" --version
     }
     else {
         psql --version