Update duckdb index files

.gitattributes

@@ -197,3 +197,4 @@ default/event_planner/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/health_technician/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/farmer/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/therapist/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 sha256:9976bc3ab02276ea9a486df8dd8a4547e6142de93897c4fd9a0d64d3f9533385
+size 6565888