Update duckdb index files

.gitattributes

@@ -59,3 +59,4 @@ HyperionHF--tom_clean/test_inanimate/index.duckdb filter=lfs diff=lfs merge=lfs
 HyperionHF--tom_clean/test_location/index.duckdb filter=lfs diff=lfs merge=lfs -text
 HyperionHF--tom_clean/test_others_preference/index.duckdb filter=lfs diff=lfs merge=lfs -text
 HyperionHF--tom_clean/test_own_preference/index.duckdb filter=lfs diff=lfs merge=lfs -text
+HyperionHF--tom_clean/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

HyperionHF--tom_clean/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3e45e281f517516be0dc65676ddb6a75323dd8b2850faabbc236e8fb12150808
+size 13643776