fix crs var detection

catalog/ssebopeta_monthly/collection.json

catalog/ssebopeta_yearly/collection.json

...archive/maca_vic_future_create_collection_from_zarr.ipynb

...s/archive/maca_vic_past_create_collection_from_zarr.ipynb

...ive/macav2_future_daily_create_collection_from_zarr.ipynb

...e/macav2_future_monthly_create_collection_from_zarr.ipynb

...macav2_historical_daily_create_collection_from_zarr.ipynb

...cav2_historical_monthly_create_collection_from_zarr.ipynb

...chive/ssebopeta_monthly_create_collection_from_zarr.ipynb

...rchive/ssebopeta_yearly_create_collection_from_zarr.ipynb