Update duckdb index files

.gitattributes

@@ -80,3 +80,4 @@ en_gum-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 no_bokmaalnarc-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 hu_szegedkoref-corefud/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
 hu_szegedkoref-corefud/train/index.duckdb filter=lfs diff=lfs merge=lfs -text
+no_bokmaalnarc-corefud/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

no_bokmaalnarc-corefud/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:958a2e1bed91f5d8cf573b02490a65e960f2e2d4a8478d1b89fbb8e97e133b9b
+size 39596032