phosphor-logging.bb: bump version

Change-Id: If8a0c71e7424feeb35e2420725aa2e597a00b419
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 bcb3385..eccff74 100644
--- a/common/recipes-phosphor/logging/phosphor-logging.bb
+++ b/common/recipes-phosphor/logging/phosphor-logging.bb
@@ -22,7 +22,7 @@
 RPROVIDES_${PN} += "virtual-obmc-logging-mgmt"
 
 SRC_URI += "git://github.com/openbmc/phosphor-logging"
-SRCREV = "465aaeccc5c01a437b3a3b23a9566482af0c32b5"
+SRCREV = "6721899ba8f85d201ba2f7f394f5b5027aedfd8b"
 
 S = "${WORKDIR}/git"