obmc-mapper.bb: bump version

Change-Id: I767825e69684231a2a3e0161424197f5d10fdb5d
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/common/recipes-phosphor/dbus/obmc-mapper.bb b/common/recipes-phosphor/dbus/obmc-mapper.bb
index c236c1a..7322738 100644
--- a/common/recipes-phosphor/dbus/obmc-mapper.bb
+++ b/common/recipes-phosphor/dbus/obmc-mapper.bb
@@ -20,7 +20,7 @@
         "
 SRC_URI += "git://github.com/openbmc/phosphor-objmgr"
 
-SRCREV = "329472a2b8681416e9c440b0af311bd52a847c6c"
+SRCREV = "70dd595fd4110bd47390f32a612b0f483d75049b"
 
 S = "${WORKDIR}/git"