Update duckdb index files

.gitattributes

@@ -181,3 +181,4 @@ middle_school_biology/dev/index.duckdb filter=lfs diff=lfs merge=lfs -text
 legal_professional/val/index.duckdb filter=lfs diff=lfs merge=lfs -text
 middle_school_physics/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 modern_chinese_history/val/index.duckdb filter=lfs diff=lfs merge=lfs -text
+professional_tour_guide/test/index.duckdb filter=lfs diff=lfs merge=lfs -text

professional_tour_guide/test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4a17300f444c112bffcf2be530771953c9457a08ae04c9a1627cd06f818df41c
+size 1060864