docs: Mark GL_KHR_robustness done for GLES3.2 as well

Signed-off-by: Kristian Høgsberg Kristensen <krh@bitplanet.net>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Brian Paul <brianp@vmware.com>
diff --git a/docs/GL3.txt b/docs/GL3.txt
index 555a9be..9258fdf 100644
--- a/docs/GL3.txt
+++ b/docs/GL3.txt
@@ -253,7 +253,7 @@
   GL_EXT_color_buffer_float                             DONE (all drivers)
   GL_KHR_blend_equation_advanced                        not started
   GL_KHR_debug                                          DONE (all drivers)
-  GL_KHR_robustness                                     not started (90% done with the ARB variant)
+  GL_KHR_robustness                                     DONE (i965)
   GL_KHR_texture_compression_astc_ldr                   DONE (i965/gen9+)
   GL_OES_copy_image                                     DONE (i965)
   GL_OES_draw_buffers_indexed                           DONE (all drivers that support GL_ARB_draw_buffers_blend)