bug#59364: gnome clocks does not start due to missing libGLES.so

[Csepp]

Simon Streit <simon@netpanic.org> writes:

> Hello,
>
> Csepp <raingloom@riseup.net> writes:
>
>> This is the exact error:
>> Couldn't open libGLESv2.so.2: libGLESv2.so.2: cannot open shared object 
>> file: No such file or directory
>
> I can confirm this error, though it only happens in wayland enabled
> sessions on my old laptop with an Intel GM965/GL960.  This doesn't
> happen on machines with modern graphics cards installed.
>
> The list is longer for me on Gnome applications that will fail to start:
>
> gnome-calculator, gnome-calendar, gnome-characters, gnome-clocks
> gnome-contacts, gnome-font-viewer, etc.
>
> Checkout is at 8f9588185d74f1f251b041b84d43302c337588ff.

It does work with LIBGL_ALWAYS_SOFTWARE=1, but it would be pretty messed
up if that had to be enabled globally.