phosphor-fan.inc: bump version

Change-Id: I07b9475f6c6a68ff95e3d1f5ab2821db300814a6
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/common/recipes-phosphor/fans/phosphor-fan.inc b/common/recipes-phosphor/fans/phosphor-fan.inc
index c2afcbe..19d4e28 100644
--- a/common/recipes-phosphor/fans/phosphor-fan.inc
+++ b/common/recipes-phosphor/fans/phosphor-fan.inc
@@ -2,4 +2,4 @@
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://${S}/LICENSE;md5=e3fc50a88d0a364313df4b21ef20c29e"
 SRC_URI += "git://github.com/openbmc/phosphor-fan-presence"
-SRCREV = "4e72854210866ae47b6446dc78df42fff540c68e"
+SRCREV = "4c04a016faa989bbc1ad4334b164535f017954b1"