phosphor-mapper.bb: bump version

Change-Id: I7db7f9c7cdb47b30a32f7488ac50a570a45d5c05
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 b066604..04d191e 100644
--- a/common/recipes-phosphor/dbus/phosphor-mapper.bb
+++ b/common/recipes-phosphor/dbus/phosphor-mapper.bb
@@ -27,7 +27,7 @@
         "
 SRC_URI += "git://github.com/openbmc/phosphor-objmgr"
 
-SRCREV = "b2f2681fc8289f1089fb616b1156802251f4721f"
+SRCREV = "a33fbf51b5133d9e984aa9863b75896ee220ef1a"
 
 S = "${WORKDIR}/git"