Change to the build directory before Git push in AppVeyor.

Author: tritao

appveyor.yml

@@ -56,8 +56,10 @@ on_success:
   - git config --global user.name "CppSharp CI"
   - git config --global credential.helper store
   - ps: Add-Content "$env:USERPROFILE\.git-credentials" "https://$($env:GITHUB_ACCESS_TOKEN):[email protected]`n"
+  - dir
   - git remote set-url origin https://github.com/mono/CppSharp.git
   - '%LIB_PATH%\CppSharp.Parser.Gen.exe'
+  - cd %APPVEYOR_BUILD_FOLDER%
   - git commit -a -m "CI: Re-generated the parser bindings"
   - git push