phosphor-logging: srcrev bump 216999f035..c6ee7c5435

Alpana Kumari (1):
      PEL: Add UnknownSystemType error to message_registry

Andrew Geissler (1):
      openpower-pels: only fail on hw callouts

Matt Spinler (1):
      PEL: Trace when the send-to-host setting changes

Ravi Teja (1):
      Remove emit_object_signal() in restore path

Change-Id: I5881b25b929c63ec6da04fe6299e754c40ba634d
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>
diff --git a/meta-phosphor/recipes-phosphor/logging/phosphor-logging_git.bb b/meta-phosphor/recipes-phosphor/logging/phosphor-logging_git.bb
index e8766f4..e1721f6d 100644
--- a/meta-phosphor/recipes-phosphor/logging/phosphor-logging_git.bb
+++ b/meta-phosphor/recipes-phosphor/logging/phosphor-logging_git.bb
@@ -54,7 +54,7 @@
 "
 
 SRC_URI += "git://github.com/openbmc/phosphor-logging"
-SRCREV = "216999f0354f04501d82baa072b6441e048dca71"
+SRCREV = "c6ee7c5435549e2500ee5eddfd8d0462f71edbd9"
 
 S = "${WORKDIR}/git"