Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+metaeval--rankme-nlg-acceptability/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

metaeval--rankme-nlg-acceptability/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f18b2826602317772152b8b16ebc06e640a842d5278f3518eb697ac0246d6144
+size 1585152