Update duckdb index files

.gitattributes

@@ -9,3 +9,4 @@ es/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 es/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 fr/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 fr/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+fr/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

fr/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:10be8fd77dd72da815330584af3714827cabac1f14e3342f4c37df75505ab478
+size 1323008