Update duckdb index files

.gitattributes

@@ -179,3 +179,4 @@ voidful--commonvoice_10_unit/kab.test/index.duckdb filter=lfs diff=lfs merge=lfs
 voidful--commonvoice_10_unit/kab.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/kab.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/kk.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/kk.train/index.duckdb filter=lfs diff=lfs merge=lfs -text

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

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:314ef742ad61b74ed9d66e7528300d98b83ddafe6cb9858b584ab382db3d2be9
+size 1060864