docs/features: Add missing Panfrost extensions

+  GL_ARB_internalformat_query
+  GL_ARB_texture_stencil8
+  GL_ARB_stencil_texturing
+  GL_ARB_compute_shader
+  GL_ARB_shader_storage_buffer_object

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6516>
1 file changed