Update duckdb index files

.gitattributes

@@ -1,3 +1,4 @@
 mrbesher--tr-paraphrase-ted2013/csv-train.parquet filter=lfs diff=lfs merge=lfs -text
 mrbesher--tr-paraphrase-ted2013/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 mrbesher--tr-paraphrase-ted2013/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+mrbesher--tr-paraphrase-ted2013/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

mrbesher--tr-paraphrase-ted2013/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c0168b8b8633c1da4933c7b2716aa6ff20d3a672b500775612d6776c742108cc
+size 2109440