Update duckdb index files

.gitattributes

@@ -3,3 +3,4 @@ takiholadi--kill-me-please-dataset/csv-test.parquet filter=lfs diff=lfs merge=lf
 takiholadi--kill-me-please-russian/csv-train.parquet filter=lfs diff=lfs merge=lfs -text
 takiholadi--kill-me-please-russian/csv-test.parquet filter=lfs diff=lfs merge=lfs -text
 takiholadi--kill-me-please-dataset/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+takiholadi--kill-me-please-dataset/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

takiholadi--kill-me-please-dataset/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:424e1ab22b0532cfcf56d187c68dc50ea21d416185046232d2bb823211a85b0b
+size 17051648