Ignore any egg and egg-info directories
Ignore any egg and egg-info directories

Running the tests installs pbr in a way that leaves a .egg directory in
the source tree, so update the ignore file to ignore it.

Change-Id: I7d702c9511992efc518195def0967bc0191d93a9

redhat-openstack/oslo.messaging,dukhlov/oslo.messaging,dukhlov/oslo.messaging,isyippee/oslo.messaging,stevei101/oslo.messaging,magic0704/oslo.messaging,apporc/oslo.messaging,zhurongze/oslo.messaging,magic0704/oslo.messaging,dims/oslo.messaging,ozamiatin/oslo.messaging,hkumarmk/oslo.messaging,apporc/oslo.messaging,JioCloud/oslo.messaging,viggates/oslo.messaging,hkumarmk/oslo.messaging,dims/oslo.messaging,redhat-openstack/oslo.messaging,isyippee/oslo.messaging,zhurongze/oslo.messaging,stevei101/oslo.messaging,ozamiatin/oslo.messaging,eayunstack/oslo.messaging