Update duckdb index files

.gitattributes

@@ -54,3 +54,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
 open-source-metrics--preprocessed_issues/eom/index.duckdb filter=lfs diff=lfs merge=lfs -text
 open-source-metrics--preprocessed_issues/eom_wow/index.duckdb filter=lfs diff=lfs merge=lfs -text
+open-source-metrics--preprocessed_issues/raw/index.duckdb filter=lfs diff=lfs merge=lfs -text

open-source-metrics--preprocessed_issues/raw/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1a77441a5d325afa324c0c3f23c48f35cb862a7023d948826f367bf8c758ce63
+size 1060864