phosphor-virtual-sensor: srcrev bump 4ac7a7f28e..1dff7dceb9

Rashmica Gupta (6):
      Defer emitting InterfacesAdded signal until ready
      virtual-sensor: Add ability to read a config from dbus
      Use direct initialisation
      Add a modified median calculation
      README: add config via D-Bus
      Support threshold hysteresis

Change-Id: Idd686cd6a0a1ad8d5167215e467549ce5bc7d829
Signed-off-by: Andrew Geissler <openbmcbump-github@yahoo.com>
diff --git a/meta-phosphor/recipes-phosphor/sensors/phosphor-virtual-sensor_git.bb b/meta-phosphor/recipes-phosphor/sensors/phosphor-virtual-sensor_git.bb
index 080edce..d202bd5 100644
--- a/meta-phosphor/recipes-phosphor/sensors/phosphor-virtual-sensor_git.bb
+++ b/meta-phosphor/recipes-phosphor/sensors/phosphor-virtual-sensor_git.bb
@@ -16,7 +16,7 @@
 DEPENDS += "exprtk"
 
 SRC_URI = "git://github.com/openbmc/phosphor-virtual-sensor.git;protocol=git"
-SRCREV = "4ac7a7f28e7469f0b2e9be096c31294334a6cd1a"
+SRCREV = "1dff7dceb9b2b8efe8b44c6d7518cd0207b89837"
 S = "${WORKDIR}/git"
 
 SYSTEMD_SERVICE:${PN} = "phosphor-virtual-sensor.service"