Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 default/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+2022/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

2022/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5419fca81e7313a3b1f80fa7a26fb3a4761ab5382cc7e134f2918ffc2f4ce9cf
+size 1323008