phosphor-logging.bb: bump version

Change-Id: I696b019f8f8be71b3138d31ff6306d539e15755e
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/common/recipes-phosphor/logging/phosphor-logging.bb b/common/recipes-phosphor/logging/phosphor-logging.bb
index 605b9cf..cd54d30 100644
--- a/common/recipes-phosphor/logging/phosphor-logging.bb
+++ b/common/recipes-phosphor/logging/phosphor-logging.bb
@@ -19,7 +19,7 @@
 RPROVIDES_${PN} += "virtual-obmc-logging-mgmt"
 
 SRC_URI += "git://github.com/openbmc/phosphor-logging"
-SRCREV = "09a05492066525ff44ef2bf9ac3bb9c7db2fea09"
+SRCREV = "ac784ccd09e68fc8d74ed3b308230d61f9c9e12a"
 
 S = "${WORKDIR}/git"