Update duckdb index files

.gitattributes

@@ -1,3 +1,4 @@
 jonaskoenig--Questions-vs-Statements-Classification/csv-train.parquet filter=lfs diff=lfs merge=lfs -text
 jonaskoenig--Questions-vs-Statements-Classification/csv-test.parquet filter=lfs diff=lfs merge=lfs -text
 jonaskoenig--Questions-vs-Statements-Classification/csv-validation.parquet filter=lfs diff=lfs merge=lfs -text
+jonaskoenig--Questions-vs-Statements-Classification/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

jonaskoenig--Questions-vs-Statements-Classification/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:24f84598bf03bca52c72ed0f45967c57ce8bfcf0771efb8d2c77b3e862231fe3
+size 13119488