cogl-info: print out the chosen renderer name
cogl-info: print out the chosen renderer name

This updates cogl-info to use cogl_renderer_get_winsys_id() so it can
print out the name of the chosen renderer winsys.

Distrotech/cogl,djdeath/cogl-android,djdeath/cogl-android,djdeath/cogl,djdeath/cogl,gcampax/cogl,djdeath/cogl,gcampax/cogl,Distrotech/cogl,gcampax/cogl,djdeath/cogl-android,gcampax/cogl,Distrotech/cogl,collects/cogl,Distrotech/cogl,collects/cogl