Update duckdb index files

.gitattributes

@@ -57,3 +57,4 @@ selfapr-corpus-defects4j/partial-input/index.duckdb filter=lfs diff=lfs merge=lf
 sequencer-corpus/input/index.duckdb filter=lfs diff=lfs merge=lfs -text
 selfapr-defects4j-in/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 selfapr-defects4j-out/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+sequencer-corpus-in/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

sequencer-corpus-in/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:51789b2cd76857ce5b1fbdf66cf2229534119e3bfd75d27175827995350d2dff
+size 183775232