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
 dataset1.csv filter=lfs diff=lfs merge=lfs -text
+leadingbridge--sentiment-analysis/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

leadingbridge--sentiment-analysis/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:31c620d83e009c1750fb70c6f7e809a1d364188a47235904a38a87cbdf1bf1dc
+size 13643776