Update duckdb index files

.gitattributes

@@ -55,3 +55,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 corpus-jawiki-20230403/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 corpus-jawiki-20230403-filtered-large/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 paragraphs-jawiki-20230403/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+passages-c300-jawiki-20230403/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

passages-c300-jawiki-20230403/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3a9d11a38d7c89066e3f79c9ab50f4f525786d16a2620e7ebb58f61cefc81076
+size 2484350976