Update duckdb index files

.gitattributes

@@ -40,3 +40,4 @@ test.csv filter=lfs diff=lfs merge=lfs -text
 validation.csv filter=lfs diff=lfs merge=lfs -text
 train.csv filter=lfs diff=lfs merge=lfs -text
 batubayk--TR-News/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+batubayk--TR-News/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

batubayk--TR-News/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a4c4530a8c16d88473b521072d7e521bacac3500e94a392f6b972731c02d1fee
+size 84684800