Update duckdb index files

eng_Latn-lao_Laoo/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:0e3695545c4da7abab902fda3a5c308716bd8040b3ade9dac21509724b6e4eaa
-size 36712448
+oid sha256:0efbe97b0bf42dec4999170c63c251d985d143ecbc66f909ecfb09a5ba14fdfc
+size 35926016