mboxd.bb: bump version

Change-Id: I460d057c4b49254b078418f54251ec00111099e9
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/common/recipes-phosphor/mboxd/mboxd.bb b/common/recipes-phosphor/mboxd/mboxd.bb
index fdfb76c..a3ea904 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="6e6aa3a9e20fd43935acaf5679553ff8fcbcd6c7"
+SRCREV="5cd1a433f48c659dbebc1c31840890ba29f4fe16"
 
 PROVIDES += "mboxctl"