Update duckdb index files

.gitattributes

@@ -244,3 +244,4 @@ en_contracts/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 en_legislation/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 el_all/partial-train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 en_other/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+el_legislation/partial-train/index.duckdb filter=lfs diff=lfs merge=lfs -text

el_legislation/partial-train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:eae5087886c7190034c2f67e4974424bf2585f04cf8b3d1cbbd62ae6930bbc8f
+size 1934635008