Update duckdb index files

.gitattributes

@@ -65,3 +65,4 @@ default/customer_service_representative/index.duckdb filter=lfs diff=lfs merge=l
 default/industrial_engineer/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/dentist/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/public_relations_specialist/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/civil_engineer/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/civil_engineer/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b0cc0f57e6f1999c8c378c0edfb80b20e56d9824df30b183b6abe4cd77ee079f
+size 6828032