Update duckdb index files

.gitattributes

@@ -56,3 +56,4 @@ voidful--commonvoice_10_unit/ab.test/index.duckdb filter=lfs diff=lfs merge=lfs
 voidful--commonvoice_10_unit/ab.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/ab.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/ar.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/ar.train/index.duckdb filter=lfs diff=lfs merge=lfs -text

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

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c743e5659e5965b7d652bf5e39045208b9b46ee3cc6cedb0d5ebfc544b92c327
+size 14692352