Update duckdb index files

.gitattributes

@@ -85,3 +85,4 @@ voidful--commonvoice_10_unit/ca.test/index.duckdb filter=lfs diff=lfs merge=lfs
 voidful--commonvoice_10_unit/ca.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/ckb.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/ckb.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/ckb.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

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

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bd54445834cdc6a789f1fd18a849c2a12cb43e018d23170de4c4d9e45e528fb4
+size 3158016