capitalize Env

Author: mr-c

appveyor.yml

@@ -51,7 +51,7 @@ test_script:
   - "%PYTHON%\\python.exe -m pytest --verbose -p no:cacheprovider --junit-xml=tests.xml"
   - ps: >-
       $wc = New-Object 'System.Net.WebClient'
-      $wc.UploadFile("https://ci.appveyor.com/api/testresults/xunit/$($env:APPVEYOR_JOB_ID)", (Resolve-Path .\tests.xml))
+      $wc.UploadFile("https://ci.appveyor.com/api/testresults/junit/$($Env:APPVEYOR_JOB_ID)", (Resolve-Path .\tests.xml))
 
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