glx: Fix glx_display_supports_context_api for ES1
glx: Fix glx_display_supports_context_api for ES1

For WAFFLE_CONTEXT_OPENGL_ES1, the function unconditionally returned false
despite that glx_config_choose and glx_context_create now support ES1.

Signed-off-by: Chad Versace <a557f7f75bf28dc19ac99107f5cc7cd6b3fbdb1a@linux.intel.com>

chadversary/waffle,janesma/waffle,waffle-gl/waffle,fjhenigman/waffle,dcbaker/waffle,chadversary/waffle,janesma/waffle,janesma/waffle,chadversary/waffle,dcbaker/waffle,waffle-gl/waffle,evelikov/waffle,waffle-gl/waffle,waffle-gl/waffle,dcbaker/waffle,evelikov/waffle,maurossi/waffle,evelikov/waffle,maurossi/waffle,yinquan529/waffle-gl-waffle,yinquan529/waffle-gl-waffle,yinquan529/waffle-gl-waffle,maurossi/waffle,fjhenigman/waffle,fjhenigman/waffle