Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 hs-knowledge--sbf-enriched/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 hs-knowledge--sbf-enriched/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+hs-knowledge--sbf-enriched/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

hs-knowledge--sbf-enriched/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:472b9c1d631ebdc2a9fc6e4f7349b5a10747d00987d62888b8f086e70edc9861
+size 90976256