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
+TeamSODA--signal_processing_attacks_test/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

TeamSODA--signal_processing_attacks_test/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1906d33bf22fe152b14305022940a9d9eebfc730c9069bfe6da40e6e89e67979
+size 27013120