Update duckdb index files

.gitattributes

@@ -322,3 +322,4 @@ voidful--commonvoice_10_unit/zh_HK.validation/index.duckdb filter=lfs diff=lfs m
 voidful--commonvoice_10_unit/zh_TW.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/zh_TW.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/zh_TW.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/be.train/index.duckdb filter=lfs diff=lfs merge=lfs -text

voidful--commonvoice_10_unit/be.train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9587a6cd674bff3ab23e4a8055fe6aefae36fc66858e4981a7b55e19a515377b
+size 190328832