Update duckdb index files

.gitattributes

@@ -63,3 +63,4 @@ hu/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 it/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 nl/train/partial-index.duckdb filter=lfs diff=lfs merge=lfs -text
 cs/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+es/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

es/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d8371c36c690b17dee6de4b3574a2d489bdf554ed75178598d0dd7d9a9665606
+size 3555471360