Update duckdb index files

.gitattributes

@@ -587,3 +587,4 @@ default/retrocomputing/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/or/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/physics/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/quant.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/sitecore.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/sitecore.meta/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:054845910dc50486570db4ac0df6abf79f9715c28dfb36c58869c6e109ca08d4
+size 1847296