Update duckdb index files

.gitattributes

@@ -130,3 +130,4 @@ default/artist/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/ceo/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/groundskeeper/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/author/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/electrical_engineer/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/electrical_engineer/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f4f92f016f65a03f0e177e597a7113e04ffe9f514642f0f7a1f14a91f87ebc01
+size 4993024