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
+Prot10--CrossValidated/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

Prot10--CrossValidated/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e9c6c8fde303e5c226b1083a5d6604fb14155cdf0e1e18770123b86ffc1d5b17
+size 370946048