arm64: defconfig: Everyone who had PANEL_SIMPLE now gets PANEL_EDP

In the patch ("drm/panel-simple-edp: Split eDP panels out of
panel-simple") we split the PANEL_SIMPLE driver in 2. Let's enable the
new config.
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210914132020.v5.6.Ied5c4da3ea36f8c49343176eda342027b6f19586@changeid

arch/arm64/configs/defconfig

@@ -697,6 +697,7 @@ CONFIG_DRM_MSM=m
 CONFIG_DRM_TEGRA=m
 CONFIG_DRM_PANEL_LVDS=m
 CONFIG_DRM_PANEL_SIMPLE=m
+CONFIG_DRM_PANEL_EDP=m
 CONFIG_DRM_PANEL_BOE_TV101WUM_NL6=m
 CONFIG_DRM_PANEL_MANTIX_MLAF057WE51=m
 CONFIG_DRM_PANEL_RAYDIUM_RM67191=m