phosphor-mapper.bb: bump version

Change-Id: I2b96c4de129f6a187f3905e11e8560e2193c03a4
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 8c02b8e..ba9f156 100644
--- a/common/recipes-phosphor/dbus/phosphor-mapper.bb
+++ b/common/recipes-phosphor/dbus/phosphor-mapper.bb
@@ -31,7 +31,7 @@
         "
 SRC_URI += "git://github.com/openbmc/phosphor-objmgr"
 
-SRCREV = "f43e5d6889b4b1bfe1ec610de845eef67a0856fe"
+SRCREV = "8b633b7ea4ab671a73c1f57d878041f83f672a7e"
 
 S = "${WORKDIR}/git"