Update duckdb index files

.gitattributes

@@ -62,3 +62,4 @@ Hindi/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 English/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 English/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 English/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Gujarati/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

Gujarati/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5a0da6e10059d425270146bbf9288afba0a0636af7530312b3da8c5af3e043f2
+size 2633728