Update duckdb index files

.gitattributes

@@ -304,3 +304,4 @@ el_all/partial-train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 en_legislation/partial-validation/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
+en_wikipedia/partial-validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

en_wikipedia/partial-validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1610e07719f2adc2592b895fce699364f074383d75d2fa390abaec97a9e31585
+size 7090176