Update duckdb index files

.gitattributes

@@ -55,3 +55,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 test.json filter=lfs diff=lfs merge=lfs -text
 val.json filter=lfs diff=lfs merge=lfs -text
 suolyer--pile_stackexchange/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+suolyer--pile_stackexchange/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

suolyer--pile_stackexchange/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fa371791bfce7cebe30c1862a5d2a7e7cb4e2de2ba61fe4e2c233acbf7fda964
+size 134230016