Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 ChanceFocus--flare-australian/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+ChanceFocus--flare-australian/valid/index.duckdb filter=lfs diff=lfs merge=lfs -text

ChanceFocus--flare-australian/valid/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:36e43f82cf0adc067b0a0e0c70b04a3ac5a9cf16583b970a7906ff1ec1385af6
+size 1060864