istarf cross walk?

I can't find "data/reservoir_data/istarf_xwalk_final_48_gfv11.csv" anywhere. Will move passed this step but will need to track down the file per: !182 (comment 620835)

assigned to @abock

mentioned in commit cedc012d

closed with merge request !183 (merged)

mentioned in commit 8a46c346

closed with commit cedc012d