phosphor-fan.inc: bump version

Change-Id: I8f702e0db614a59b566bf042e066e82345ec0d2b
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 cebd927..a9f4430 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 = "c72b891193f15622de56f086311ef494cda046ea"
+SRCREV = "e7d87053021411f908944555d8a1735c21c61b95"