Revert "Pin conda 4.2.13 to work with conda-execute"
Revert "Pin conda 4.2.13 to work with conda-execute"

This reverts commit f28297fb22ac055d777ee319fd6f1ab5f517c9aa.

conda-forge/conda-forge.github.io,conda-forge/conda-forge.github.io,conda-forge/conda-forge.github.io,conda-forge/conda-forge.github.io