Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 data/rulings.jsonl filter=lfs diff=lfs merge=lfs -text
+rcds--swiss_leading_decisions/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

rcds--swiss_leading_decisions/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1562c7ec5a40c7533314fe7677f81ead4827b860c00449323b9f2e9b142a5109
+size 531640320