Merge branch 'red_river_update' into 'main'

catalog/Red_River_MPI-ESM-LR_future/collection.json

catalog/Red_River_MPI-ESM-LR_historical/collection.json

catalog/Red_River_future/collection.json

catalog/Red_River_historical/collection.json

...River_MPI-ESM-LR_future_create_collection_from_zarr.ipynb

...r_MPI-ESM-LR_historical_create_collection_from_zarr.ipynb

...rchive/Red_River_future_create_collection_from_zarr.ipynb

...ve/Red_River_historical_create_collection_from_zarr.ipynb

...examples/create_collection_from_zarr_conus404-daily.ipynb

...flows/examples/create_item_from_zarr_conus404-daily.ipynb

workflows/stac_helpers.py