Remove source which virtualenvwrapper.sh from Makefile

[jayqi]

which virtualenvwrapper.sh fails on Windows. I propose we remove it from the Makefile command. This means that CCDS assumes a user has virtualenvwrapper set up properly in their shell startup configuration.

[omri374]

which is a unix command. In windows the same command is where. Maybe this can help? https://gist.github.com/sighingnow/deee806603ec9274fd47

[pjbull]

which is a unix command. In windows the same command is where. Maybe this can help? https://gist.github.com/sighingnow/deee806603ec9274fd47

Pretty sure that the Bash task on Azure Pipelines will run our code in a bash-like environment across all operating systems so that shouldn't be the issue
https://docs.microsoft.com/en-us/azure/devops/pipelines/tasks/utility/bash?view=azure-devops

[pjbull]

Closing this since it was fixed in #217