phosphor-fan-presence: srcrev bump 613b5367e8..6781491c18

Chau Ly (2):
      control: manager: Services with no managed objs
      control: json: Correct hysteresis definitions

Change-Id: Ia0f1bbcbb4eae232f1c815741e3b115d24573d22
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>
diff --git a/meta-phosphor/recipes-phosphor/fans/phosphor-fan.inc b/meta-phosphor/recipes-phosphor/fans/phosphor-fan.inc
index 0939a1c..db76ff1 100644
--- a/meta-phosphor/recipes-phosphor/fans/phosphor-fan.inc
+++ b/meta-phosphor/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;branch=master;protocol=https"
-SRCREV = "613b5367e8758f88a9bf302d88e8770ac693aa17"
+SRCREV = "6781491c18c219b39c0b2c0027b884cc8142b483"