Update duckdb index files

.gitattributes

@@ -39,3 +39,4 @@ AO3[[:space:]]Style[[:space:]]Change[[:space:]]Detection/validation/index.duckdb
 Character[[:space:]]Archetype[[:space:]]Classification/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
 Character[[:space:]]Archetype[[:space:]]Classification/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 VLSP/test/index.duckdb filter=lfs diff=lfs merge=lfs -text
+Character[[:space:]]Archetype[[:space:]]Classification/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

Character Archetype Classification/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ebdea76b13b28a52040c9d02672ff0c1fca5e2eb4b11993c2c20e57aaa1a799f
+size 173289472