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
+seanghay--khmer-dictionary-44k/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

seanghay--khmer-dictionary-44k/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0dff2743c373a7d3f742ecd6716f2edb6a4676e2069084a68e4393638c6d1374
+size 13119488