phosphor-fan.inc: bump version

Change-Id: I236aa8eaf6ba76ed09abd19b32d64cbd240f939f
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/common/recipes-phosphor/fans/phosphor-fan.inc b/common/recipes-phosphor/fans/phosphor-fan.inc
index e20b8c8..8cc9768 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 = "f3adb7827b1b153b2e2d12d432a67deff95ee5e3"
+SRCREV = "220985a54e71e9a65dd4f92a9a5fa90c3ab94fe8"