Inherit host environment even in interactive shell

[danielocfb]

Creating this issue based on discussion over in https://github.com/danobi/vmtest-action/issues/5. Please refer to it for additional details.

Commit https://github.com/danobi/vmtest/commit/468fd048f663bdd655a8a00418f81aa7b94bc9a9 may have some details that could have relevance.