Update duckdb index files

.gitattributes

@@ -63,3 +63,4 @@ sequencer-defects4j-out/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 sequencer-vul4j-in/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 sequencer-corpus-out/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 sequencer-vul4j-out/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+vulrepair-bigvul-in/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

vulrepair-bigvul-in/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bbdbf82a22fd4a745e91d41c28a915a498e5ebd3b7ddee30096324fd70bbe7d8
+size 3682304