phosphor-logging.bb: bump version

Change-Id: If67c7c607e6372edb79b2309238075fd86f46da2
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 90cc217..49e2fdb 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 = "2bb15195dbed122ed327c2659f18323a8ed5c0f5"
+SRCREV = "9aa7d789e53a755d8b9b09d0e9b8390561a9749b"
 
 S = "${WORKDIR}/git"