phosphor-mapper.bb: bump version

Change-Id: I436553db4fbc5847cd9e5beaeba876ed90080d46
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/common/recipes-phosphor/dbus/phosphor-mapper.bb b/common/recipes-phosphor/dbus/phosphor-mapper.bb
index 4a6ff14..8ff684b 100644
--- a/common/recipes-phosphor/dbus/phosphor-mapper.bb
+++ b/common/recipes-phosphor/dbus/phosphor-mapper.bb
@@ -23,7 +23,7 @@
         "
 SRC_URI += "git://github.com/openbmc/phosphor-objmgr"
 
-SRCREV = "66da92df5eb1ad1de8110a085f17a9a8f50f5648"
+SRCREV = "5205b16c761172f032cb71969d955b3e46d68a5e"
 
 S = "${WORKDIR}/git"