Update duckdb index files

.gitattributes

@@ -69,3 +69,4 @@ en_parcorfull-corefud/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 en_parcorfull-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 es_ancora-corefud/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
 es_ancora-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+fr_democrat-corefud/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

fr_democrat-corefud/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f4b530bfd11d06f501ffcac3a3a03b70d9a1b0456cc1481bb5f24270c2d2cfd6
+size 34877440