Update docs (#8093)
Update docs (#8093)

Implements:
"conda activate" preferred over "source activate" #8071
twosigma/beaker-notebook,twosigma/beakerx,twosigma/beakerx,twosigma/beaker-notebook,twosigma/beaker-notebook,twosigma/beakerx,twosigma/beaker-notebook,twosigma/beakerx,twosigma/beakerx,twosigma/beaker-notebook,twosigma/beakerx