Updates trashman: b28a6ee Trashman install detects if it is running the system-wide...

diff --git a/trashman b/trashman
index 05d8fb0c1dde414e2d44303ead381ad837207140..b28a6ee5f6de51085dcf3be943a87cc674fadfe0 160000 (submodule)
--- a/trashman
+++ b/trashman
@@ -1 +1 @@
-Subproject commit 05d8fb0c1dde414e2d44303ead381ad837207140
+Subproject commit b28a6ee5f6de51085dcf3be943a87cc674fadfe0