Revert "Azure: osx forward env vars set by conda-forge-ci-setup"
Revert "Azure: osx forward env vars set by conda-forge-ci-setup"

This reverts commit a1a6fd872d322beee78bb3b85dafaf6e30ec2c7e.

ocefpaf/conda-smithy,conda-forge/conda-smithy,ocefpaf/conda-smithy,conda-forge/conda-smithy