Update duckdb index files

.gitattributes

@@ -212,3 +212,4 @@ voidful--commonvoice_10_unit/mn.validation/index.duckdb filter=lfs diff=lfs merg
 voidful--commonvoice_10_unit/mr.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/mr.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/mr.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/mt.test/index.duckdb filter=lfs diff=lfs merge=lfs -text

voidful--commonvoice_10_unit/mt.test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:080c7794ccdf635972144084416bccaf654f3231eea3f9eac8d054f5c8440aaa
+size 1847296