Update 'sweep' submodule

diff --git a/sweep b/sweep
index d89118a4f3c0e2df191524ab8b9da73b1069f64b..f87507029ff45096384358619724bb97b5491865 160000 (submodule)
--- a/sweep
+++ b/sweep
@@ -1 +1 @@
-Subproject commit d89118a4f3c0e2df191524ab8b9da73b1069f64b
+Subproject commit f87507029ff45096384358619724bb97b5491865