Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ 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
 cw1521--ember2018-malware/partial-train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+cw1521--ember2018-malware/partial-test/index.duckdb filter=lfs diff=lfs merge=lfs -text

cw1521--ember2018-malware/partial-test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5feae67c8656ddb4512afa65a2ca63eff18c4cb876e22269a3ad60edd62ccc4c
+size 1663053824