Update duckdb index files

.gitattributes

@@ -53,3 +53,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+EclipsePhage--langchain-docs-csv/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

EclipsePhage--langchain-docs-csv/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:462a9cb5fc70a0765b9fc555f309820fbbc64e3a1808b9decd7df19c2d214b17
+size 9187328