Update materials.md

Author: lpcoladangelo

instructions/materials.md

@@ -1,7 +1,7 @@
 ## Reconciling materials to AAT
 
 1. Load `DATE-materials-INSTITUTION-DATATYPE.csv` into OpenRefine; rename `DATE-materials-INSTITUTION-DATATYPE-enriched.csv`
-2. Add workflow columns: [JSON][material_workflow]
+2. Add workflow columns: [JSON][material_workflow] (On the left, go to `Undo/Redo`, `Apply` and paste the JSON code)
 3. Copy `material_as_recorded` column, match new `recon-material` column against fixed list from AAT, add `authorized_label_add` and `structured_value_add` columns; finalize workflow: [JSON][material_finalize]
 4. Remove any facets and filters
 5. Export full CSV from OpenRefine (retain file name)