Update duckdb index files

.gitattributes

@@ -50,3 +50,4 @@ 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
 iohadrubin--wikitext-103-raw-v1/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+iohadrubin--wikitext-103-raw-v1/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

iohadrubin--wikitext-103-raw-v1/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4e0bc1b97dbd8cc80763b73544a0b7c9c36e7e1225f5bbc339304c5efbe6ea94
+size 1847296