Update duckdb index files

.gitattributes

@@ -60,3 +60,4 @@ Histology_Ross/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Gynecology_Novak/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Immunology_Janeway/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Pediatrics_Nelson/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Pathology_Robbins/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

Pathology_Robbins/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:22660c7d3ba692068cbf4055c336d851b9ab5428b8b2b3eb7e54b6e5fb63317d
+size 11022336