INST: updated check_dependences to reflect miniconda installation
INST: updated check_dependences to reflect miniconda installation

Former-commit-id: 2607dd3fcc73faaaeb43766447241bb87cb449b7
Former-commit-id: 36df3e0533ac47578c7a6b399b970bae357359cb
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox