Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+AigizK--bashkir-russian-parallel-corpora/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

AigizK--bashkir-russian-parallel-corpora/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1e511baf34ef4906ccca19ab57a93f37fd57fe3cccb2b5a27d56e62f4d1e22eb
+size 163065856