weston-egl-ext.h: Reformat license text
weston-egl-ext.h: Reformat license text

This file was already covered by the Expat variant of the MIT license.
Just reformat the text to match our standard boilerplate formatting.

krezovic/weston,Fantu/compositor-spice,Fantu/compositor-spice,Fantu/compositor-spice,krezovic/weston,giucam/weston,jonnylamb/weston,jonnylamb/weston,mchalupa/weston,Gnurou/weston,xorgy/weston,eyolfson/weston,sir-murray/weston,kwm81/weston,udoprog/weston,xorgy/weston,kwm81/weston,sir-murray/weston,eyolfson/weston,Tarnyko/weston-xdg_surface_present,Tarnyko/weston-xdg_surface_present,Gnurou/weston,giucam/weston,mchalupa/weston,udoprog/weston