Update duckdb index files

.gitattributes

@@ -292,3 +292,4 @@ voidful--commonvoice_10_unit/tr.train/index.duckdb filter=lfs diff=lfs merge=lfs
 voidful--commonvoice_10_unit/tr.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/tt.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/tt.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/tt.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

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

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5b6e5efc722d36fa67fc84ccfa5a937962c54bed66a180aaca623adfe97f195b
+size 2371584