phosphor-led-manager.inc: bump version

Change-Id: I6a0bb20fe94ad87b049799e698684df6930fe3b4
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 008ca9b..9fe7709 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 = "a1c7f6adfbdeaab24478ae44f0874d6314ba9ea5"
+SRCREV = "55ef5b04c9f35174b2c398793438af49b832f4e5"