Update duckdb index files

.gitattributes

@@ -452,3 +452,4 @@ default/computergraphics.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/civicrm/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/conlang.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/codegolf/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/boardgames.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/boardgames.meta/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b55bf7b8c78f91be5037ad0dffc3002cf0d575583d5f09941668d8287575d8b1
+size 7090176