Update duckdb index files

.gitattributes

@@ -276,3 +276,4 @@ voidful--commonvoice_10_unit/sv_SE.train/index.duckdb filter=lfs diff=lfs merge=
 voidful--commonvoice_10_unit/sv_SE.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/sw.test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 voidful--commonvoice_10_unit/sw.train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+voidful--commonvoice_10_unit/sw.validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

voidful--commonvoice_10_unit/sw.validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e1de011371a8deed36a8f9df204fbdc05a8298192ca7fa0c274aa35858732c0f
+size 7876608