Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ 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
+nilekhet--Spectrum-Dataset/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

nilekhet--Spectrum-Dataset/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:47ed39ffcfdd7542724b4388ae26f8cd86be1c4fd7be58dbacf5372c7fd264d8
+size 11284480