Update duckdb index files

.gitattributes

@@ -110,3 +110,4 @@ voidful--commonvoice_10_unit/el.test/index.duckdb filter=lfs diff=lfs merge=lfs
 voidful--commonvoice_10_unit/el.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/el.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/en.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/en.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

voidful--commonvoice_10_unit/en.validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:65139448e536a18524978701784cbca36f8dc4d310716757514950f1874276e4
+size 12857344