Update duckdb index files

.gitattributes

@@ -146,3 +146,4 @@ default/school_bus_driver/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/industrial_engineer/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/plumber/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/construction_worker/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/fitness_instructor/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/fitness_instructor/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:99f1f163f574a43d0acf251e6f8c3bbefbcc7b87827f5be85004d413759ced91
+size 4993024