Remove charm store tests, as it no longer exists.
Remove charm store tests, as it no longer exists.
bac/juju-gui,mitechie/juju-gui,CanonicalJS/juju-gui,mitechie/juju-gui,jrwren/juju-gui,jrwren/juju-gui,bac/juju-gui,CanonicalJS/juju-gui,bac/juju-gui,bac/juju-gui,CanonicalJS/juju-gui,mitechie/juju-gui,jrwren/juju-gui,mitechie/juju-gui,jrwren/juju-gui