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
+LKarlo--ncbi-virus-all-complete-nucleotides-2023-07-22/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

LKarlo--ncbi-virus-all-complete-nucleotides-2023-07-22/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:dc95d44b38ae739624737f944bd4c617eb9860d98c76b6c5a1cd712d98ab8c77
+size 353120256