This prevents upgrading us to node 12.4.0
Note: VS Code is shipping with Node 12.4.0, hence we should be running the tests under that same version instead of 10.*.
The following debugger tests are consistently failing on CI + Windows
https://dev.azure.com/ms/vscode-python/_build/results?buildId=56740&view=ms.vss-test-web.build-test-results-tab

This prevents upgrading us to node 12.4.0
Note: VS Code is shipping with Node 12.4.0, hence we should be running the tests under that same version instead of 10.*.
The following debugger tests are consistently failing on CI + Windows
https://dev.azure.com/ms/vscode-python/_build/results?buildId=56740&view=ms.vss-test-web.build-test-results-tab