Fix-up broken event notification

Commit 91ff110 broke the event notification feature, by creating a
duplicate App object, that's not passed the input keywords.

Change-Id: If92ea10c11aade3a846dfae718f2d5e11e3e34eb
Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
diff --git a/servers/gevent/phosphor-gevent b/servers/gevent/phosphor-gevent
index 9c6d993..26cce22 100644
--- a/servers/gevent/phosphor-gevent
+++ b/servers/gevent/phosphor-gevent
@@ -57,8 +57,6 @@
     'ECDH:kDH:kEDH:kRSA:!SSLv3:!SSLv2:!aNULL:!eNULL:!LOW:!MEDIUM:@STRENGTH'
     )
 
-    app = App()
-
     if os.environ.get('LISTEN_PID', None) == str(os.getpid()):
         FIRST_SYSTEMD_SOCKET_FD = 3
         bind = gevent.socket.fromfd(FIRST_SYSTEMD_SOCKET_FD,