Update duckdb index files

.gitattributes

@@ -691,3 +691,4 @@ default/latin/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/law.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/lifehacks.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/linguistics.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/literature.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/literature.meta/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:03d8388f6ba0a29c43ef7d55be68f54238bf17b9cd5ee5726a9ea7059fa746e2
+size 8925184