Update duckdb index files

.gitattributes

@@ -140,3 +140,4 @@ default/compliance_officer/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/receptionist/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/pharmacy_technician/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/claims_appraiser/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/plane_mechanic/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/plane_mechanic/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3ee77dd64bda32665dfa66cb0cc6018c327c7ddf75d4f4d67420cadc1761f39b
+size 9711616