Update duckdb index files

.gitattributes

@@ -111,3 +111,4 @@ default/financial_advisor/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/engineer/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/credit_counselor/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/doctor/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:ac9f5cf4eb2cd516a9dc6d92850f29285947673054003f1bca5752e8def2d003
+size 4468736