obmc-mapper.bb: bump version

Change-Id: I4a9bfb673faad2a03100c7bfb622702abece86db
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 fbbd330..ab4589b 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 = "926b35dc292d607128f0b1b17250c5563797eb1c"
+SRCREV = "a562704d9b9c3f77deb1b957d0f586f7f5b9ca3e"
 
 S = "${WORKDIR}/git"