Update duckdb index files

.gitattributes

@@ -70,3 +70,4 @@ film/challenge_test_abstractivity_0/index.duckdb filter=lfs diff=lfs merge=lfs -
 film/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 film/challenge_test_abstractivity_1/index.duckdb filter=lfs diff=lfs merge=lfs -text
 film/challenge_test_abstractivity_2/index.duckdb filter=lfs diff=lfs merge=lfs -text
+film/challenge_test_abstractivity_3/index.duckdb filter=lfs diff=lfs merge=lfs -text

film/challenge_test_abstractivity_3/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d5d0bbdb51aea82f4eba0ab9367b0d6980c16186e910c9b475c17e191b47ec8f
+size 34091008