Update duckdb index files

.gitattributes

@@ -1,3 +1,4 @@
 jonaskoenig--future-time-referenzes-faulty/csv-train.parquet filter=lfs diff=lfs merge=lfs -text
 jonaskoenig--future-time-referenzes-faulty/csv-test.parquet filter=lfs diff=lfs merge=lfs -text
 jonaskoenig--future-time-referenzes-faulty/csv-validation.parquet filter=lfs diff=lfs merge=lfs -text
+jonaskoenig--future-time-referenzes-faulty/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

jonaskoenig--future-time-referenzes-faulty/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a06f3a8c7ec1aa1b5a333864ec393b0aabb0f9677696065d6ec50c075ee29a1c
+size 21770240