Update duckdb index files

.gitattributes

@@ -133,3 +133,4 @@ default/retrocomputing.stackexchange.com/index.duckdb filter=lfs diff=lfs merge=
 default/raspberrypi.stackexchange.com/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/askubuntu.com/index.duckdb filter=lfs diff=lfs merge=lfs -text
 default/serverfault.com/index.duckdb filter=lfs diff=lfs merge=lfs -text
+default/softwarerecs.stackexchange.com/index.duckdb filter=lfs diff=lfs merge=lfs -text

default/softwarerecs.stackexchange.com/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:77c6b78070cf2f400a74957a96f68660b7fe747dbadf97f92836dd271901150d
+size 8400896