Update duckdb index files

.gitattributes

@@ -107,3 +107,4 @@ voidful--commonvoice_10_unit/dv.test/index.duckdb filter=lfs diff=lfs merge=lfs
 voidful--commonvoice_10_unit/dv.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/dv.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/el.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/el.train/index.duckdb filter=lfs diff=lfs merge=lfs -text

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

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8918ad759806cd66bd1aed7ff6ca3461a7e406d676ce9d428216c187fb01927d
+size 1847296