mboxd.bb: bump version

Change-Id: Ib993c1b11c994e78e43dbe9fccf83b666aa24654
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/common/recipes-phosphor/mboxd/mboxd.bb b/common/recipes-phosphor/mboxd/mboxd.bb
index 9823166..d60c23a 100644
--- a/common/recipes-phosphor/mboxd/mboxd.bb
+++ b/common/recipes-phosphor/mboxd/mboxd.bb
@@ -20,7 +20,7 @@
 SRC_URI += "file://99-aspeed-lpc-ctrl.rules"
 SRC_URI += "file://aspeed-lpc-ctrl-h.patch"
 
-SRCREV="e570740db67e9d60dddd78b062eb0963ab6944e1"
+SRCREV="cafb002ebcbe8c9a828a1b3c15d2f9b95fb7e9ec"
 
 PROVIDES += "mboxctl"