phosphor-mapper.bb: bump version

Change-Id: I76c4193de0d4ca3e9d98748328354b2e81b5bd62
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/common/recipes-phosphor/dbus/phosphor-mapper.bb b/common/recipes-phosphor/dbus/phosphor-mapper.bb
index 10a013b..7370d94 100644
--- a/common/recipes-phosphor/dbus/phosphor-mapper.bb
+++ b/common/recipes-phosphor/dbus/phosphor-mapper.bb
@@ -35,7 +35,7 @@
         "
 SRC_URI += "git://github.com/openbmc/phosphor-objmgr"
 
-SRCREV = "b6593863280280f7e1f623b5f76fdf2f7ff6b621"
+SRCREV = "3b30b9add424e884a2cbc965726ffc9a901cc08c"
 
 S = "${WORKDIR}/git"