Update duckdb index files

.gitattributes

@@ -295,3 +295,4 @@ da_all/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 el_all/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 el_legislation/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 en_all/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+all_all/partial-train/index.duckdb filter=lfs diff=lfs merge=lfs -text

all_all/partial-train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:01c1dcf7bd7b6c1abd5043f4a78feadccaa3f0794695b5d2997e24eae97a08e3
+size 1281110016