glamor: Avoid using GL_QUADS on V3D

Like in 0e3f1252 ("glamor: Avoid using GL_QUADS on VC4")
this will avoid mesa to fallback doing conversion for QUADS primitives.

Signed-off-by: Jose Maria Casanova Crespo <jmcasanova@igalia.com>
Reviewed-by: Emma Anholt <emma@anholt.net>
(cherry picked from commit 9adb13e2)
3 jobs for no-gl-quads-on-v3d-backport-1.20 in 7 minutes and 52 seconds (queued for 3 seconds)
Status Name Job ID Coverage
  Docker Image
passed debian-testing #10859908

00:00:16

 
  Build And Test
passed autotools-build-and-test #10859910

00:07:36

passed meson-build-and-test #10859911

00:01:23