synaptics-mst: Improve reliability by waiting 2 seconds after writing data
synaptics-mst: Improve reliability by waiting 2 seconds after writing data

On failure, you get this:

    no device found on drm_dp_aux5: Memory query failed: failed to write command
    failed to get device after update: failed to wait for detach replug

fwupd/fwupd,hughsie/fwupd,hughsie/fwupd,fwupd/fwupd,fwupd/fwupd,hughsie/fwupd,hughsie/fwupd,fwupd/fwupd