phosphor-led-manager.inc: bump version

Change-Id: I7156fc9bae33a9c11e9ec62251555b346cdc773a
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/common/recipes-phosphor/leds/phosphor-led-manager.inc b/common/recipes-phosphor/leds/phosphor-led-manager.inc
index 270423b..7386d34 100644
--- a/common/recipes-phosphor/leds/phosphor-led-manager.inc
+++ b/common/recipes-phosphor/leds/phosphor-led-manager.inc
@@ -2,4 +2,4 @@
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=e3fc50a88d0a364313df4b21ef20c29e"
 SRC_URI += "git://github.com/openbmc/phosphor-led-manager"
-SRCREV = "aebfde81481ee93d78ade02803b931b2bd1e4419"
+SRCREV = "891c4769f19d0505894a816aeca66be2113d708e"