Remove PTL office hours
Remove PTL office hours

These were from a time long since past, and turned out not be useful
even then.

Change-Id: Ic524f10e414e08010804092f72a114de93681e5c
Signed-off-by: Kyle Mestery <9cfbda34e625c7b0454bcb19a48d07c46f9097d2@mestery.com>

eayunstack/neutron,sebrandon1/neutron,noironetworks/neutron,klmitch/neutron,bigswitch/neutron,bigswitch/neutron,wolverineav/neutron,klmitch/neutron,cloudbase/neutron,mahak/neutron,igor-toga/local-snat,huntxu/neutron,openstack/neutron,eayunstack/neutron,sebrandon1/neutron,mahak/neutron,igor-toga/local-snat,huntxu/neutron,openstack/neutron,openstack/neutron,MaximNevrov/neutron,cloudbase/neutron,noironetworks/neutron,wolverineav/neutron,mahak/neutron,MaximNevrov/neutron,dims/neutron,dims/neutron