updated conda file

[friedelcc]

Checks

• [x] I have read the CONTRIBUTING document.

Types of changes

• [ ] new module (initial commit of a new module)
• [ ] new feature (non-breaking change which adds functionality)
• [x] bug fix (non-breaking change which fixes an issue)
• [ ] breaking change (fix or feature that would cause existing functionality to change)

Description

removed version from sed to make it compatible with both Intel and AMD processors for MacOS