Open Zarr File on M1

* Create a ``conda`` environment with the required dependencies
* Run the example below
```
from zarr.storage import FSStore
from itkwidgets import view
import zarr
fsstore = FSStore('https://dandiarchive.s3.amazonaws.com/zarr/7723d02f-1f71-4553-a7b0-47bda1ae8b42')
brainstem = zarr.open_group(fsstore, mode='r')

view(brainstem)
```
* The following message pops up.
```The git command requires the command line developer tools ```
The tools is not installed.