Update duckdb index files

.gitattributes

@@ -73,3 +73,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 20230601.ay/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 20230601.azb/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 20230601.ban/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+20230601.bar/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

20230601.bar/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9ca2e12c6f357029b64a16eaa5bd8055973ce9ba109551c20040f7697f8697e3
+size 85733376