Update duckdb index files

.gitattributes

@@ -625,3 +625,4 @@ default/robotics/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/tor/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/stellar.meta/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/stats/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/softwareengineering/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/softwareengineering/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f619aaa65edf4e87eabd0c9483484f04ddd5edaba33a247987a70e5416b9e905
+size 896806912