Update duckdb index files

.gitattributes

@@ -2,3 +2,4 @@ LysandreJik--glue-mnli-train/parquet-train.parquet filter=lfs diff=lfs merge=lfs
 LysandreJik--glue-mnli-train/parquet-test.parquet filter=lfs diff=lfs merge=lfs -text
 LysandreJik--glue-mnli-train/parquet-validation.parquet filter=lfs diff=lfs merge=lfs -text
 LysandreJik--glue-mnli-train/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+LysandreJik--glue-mnli-train/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

LysandreJik--glue-mnli-train/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:50ea47e814b737db1f38b32d15e4c75ee152960765048106a7fa311659649012
+size 6303744