phosphor-state-manager.bb: bump version

Change-Id: Idef8b9a78157484cfdcf10055856557c199e0376
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/common/recipes-phosphor/state/phosphor-state-manager.bb b/common/recipes-phosphor/state/phosphor-state-manager.bb
index 3d907b1..0474dfe 100644
--- a/common/recipes-phosphor/state/phosphor-state-manager.bb
+++ b/common/recipes-phosphor/state/phosphor-state-manager.bb
@@ -47,6 +47,6 @@
 DBUS_SERVICE_${PN}-bmc += "xyz.openbmc_project.State.BMC.service"
 
 SRC_URI += "git://github.com/openbmc/phosphor-state-manager"
-SRCREV = "d613b8166a3c3dc652badf8d8c52e74492941f28"
+SRCREV = "515f74bc03b0e8242c939da79b6718a253256abe"
 
 S = "${WORKDIR}/git"