* add test to ensure that SNI server will never go through proxy
* prevent test from false positive
* ensure that SNI server requests never go through proxy
* e2e test that https-proxy does not pass sni reqs thru upstream
* improve debug logging in https-proxy
* fix using cwd, not workspaceFolder for terminals manager
* remove dead code
* stop the debug proxy after each test
Co-authored-by: Brian Mann <brian.mann86@gmail.com>