Update duckdb index files

.gitattributes

@@ -36,3 +36,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.ogg filter=lfs diff=lfs merge=lfs -text
 *.wav filter=lfs diff=lfs merge=lfs -text
 release1/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text
+release2/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

release2/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ada8624e5b54c02f985fd3460089400d3347cf7a70f7bdfd8a4adc9004b903ca
+size 494678016