Update duckdb index files

.gitattributes

@@ -208,3 +208,4 @@ voidful--commonvoice_10_unit/ml.test/index.duckdb filter=lfs diff=lfs merge=lfs
 voidful--commonvoice_10_unit/ml.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/mn.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/mn.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/mn.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

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

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f17a45cd4e483cd1190ae7154aa2ba49e305e3d607e3c89595b18b7f182755f4
+size 2109440