Changed wrong abbreviation used for PTL
Changed wrong abbreviation used for PTL

In the Project Info page for rally, abbreviation of PTL is mentioned as
Project Technical Lead instead of Project Team Lead. This has been fixed
via this commit. Also removed the extra ~ under the text.


Closes-Bug: #1493121

Change-Id: I2f9f3be2c8a2dfc88ccf0ef49874d22598c53049

vganapath/rally,afaheem88/rally,group-policy/rally,gluke77/rally,aplanas/rally,cernops/rally,redhat-openstack/rally,group-policy/rally,group-policy/rally,eayunstack/rally,eayunstack/rally,eayunstack/rally,amit0701/rally,eonpatapon/rally,afaheem88/rally,gluke77/rally,gluke77/rally,yeming233/rally,vganapath/rally,paboldin/rally,aforalee/RRally,eonpatapon/rally,paboldin/rally,aforalee/RRally,openstack/rally,openstack/rally,vganapath/rally,openstack/rally,openstack/rally,redhat-openstack/rally,amit0701/rally,amit0701/rally,paboldin/rally,gluke77/rally,vganapath/rally,cernops/rally,aplanas/rally,yeming233/rally