phosphor-fan-presence: srcrev bump 21dc91f693..7a656e2c05

Matthew Barth (2):
      control: `nameOwnerChanged` signals update all caches
      control - Remove `nameOwnerChanged` signal flight recorder

Mike Capps (3):
      Monitor : avoid mapper lookups in Tach Sensor
      Monitor: disable inventory svc dependency in systemd
      monitor: ibm3223 partial revert, restore service file dependency

Change-Id: I23bcb87b5dde45715c0f3bf996d352d437ee4563
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 3ac64ec..e577e11 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 = "21dc91f693b5b127c5f4fd4dbe881f9ba6827559"
+SRCREV = "7a656e2c056f12aecbe90e07f91fad51c8407197"