Update duckdb index files

.gitattributes

@@ -145,3 +145,4 @@ default/rus.stackexchange.com/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/scicomp.stackexchange.com/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/salesforce.stackexchange.com/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/sharepoint.stackexchange.com/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/sitecore.stackexchange.com/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/sitecore.stackexchange.com/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f68d03059468f8ea949af1139bde82962d69883224c579ecc178eaadb474d41a
+size 11808768