phosphor-fan: Depend on sdeventplus

This will be needed for an upcoming change which causes
phosphor-fan-presence to require sdeventplus.

Change-Id: Ie810e28f615cdc73fbb27f2369d04226fdd1447b
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/recipes-phosphor/fans/phosphor-fan_git.bb b/recipes-phosphor/fans/phosphor-fan_git.bb
index ec197f2..6115899 100644
--- a/recipes-phosphor/fans/phosphor-fan_git.bb
+++ b/recipes-phosphor/fans/phosphor-fan_git.bb
@@ -18,6 +18,7 @@
 DEPENDS += "python-mako-native"
 DEPENDS += "sdbusplus"
 DEPENDS += "sdbusplus-native"
+DEPENDS += "sdeventplus"
 DEPENDS += "phosphor-logging"
 DEPENDS += "libevdev"