Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ 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
 thewall--Simulation/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+thewall--Simulation/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

thewall--Simulation/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2eacff6d0fd156004d137aab1e594f0c768a5bc1c738ea3ca19b06b878f7b010
+size 1847296