Update duckdb index files

.gitattributes

@@ -92,3 +92,4 @@ Biochemistry_Lippincott_paraphrase_2/train/index.duckdb filter=lfs diff=lfs merg
 Cell_Biology_Alberts_paraphrase/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Biochemistry_Lippincott_paraphrase_3/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Gynecology_Novak_paraphrase/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Histology_Ross_paraphrase/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

Histology_Ross_paraphrase/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2696ead83f7cb8866cdd38c64eadacd8208e989e4a99b9d1fb12e32c2cc4125b
+size 12070912