Update duckdb index files

.gitattributes

@@ -181,3 +181,4 @@ voidful--commonvoice_10_unit/kab.validation/index.duckdb filter=lfs diff=lfs mer
 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.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/kmr.test/index.duckdb filter=lfs diff=lfs merge=lfs -text

voidful--commonvoice_10_unit/kmr.test/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f9d329b11f9fa5d2b314001d2d46914125a2f9a30ce7391aac99f66064232a5f
+size 2371584