Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 bentrevett--multi30k/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 bentrevett--multi30k/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+bentrevett--multi30k/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

bentrevett--multi30k/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f0b829d8b55c82d0d38c20017441db9cffc1aadf0fe5f22c811ca7a249f01690
+size 1323008