phosphor-fan-presence: srcrev bump 3e781064f5..1cfc2f11b1

Patrick Venture (1):
      gitignore: add libtool

William A. Kennington III (1):
      Switch sd_event loops to sdeventplus

Change-Id: I26df99886da86f4c2dbbafa809aaaac6e5d86892
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>
diff --git a/recipes-phosphor/fans/phosphor-fan.inc b/recipes-phosphor/fans/phosphor-fan.inc
index 5423fc9..7608c7a 100644
--- a/recipes-phosphor/fans/phosphor-fan.inc
+++ b/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 = "3e781064f534ae0c822ac4c4f5590635633aa394"
+SRCREV = "1cfc2f11b13412a15f8478cebc35e50e6feb13a2"