Update duckdb index files

.gitattributes

@@ -121,3 +121,4 @@ default/producer/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/physical_therapist/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/dental_hygienist/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/maid/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/tractor_operator/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/tractor_operator/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5eb58f38031dcdb6d7123a8cd53ddd5b39e9a7250aa7502dad72c39177377bfb
+size 6565888