Revert "drm: exynos: dsi: Convert to bridge driver"

Revert "drm: exynos: dsi: Convert to bridge driver"

This reverts commit 92e794fab87af0793403d5e4a547f0be94a0e656.

It is merged by accident, the actual patch series on this bridge
conversion is still under review.

Revert this as it breaks the exynos DSI.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220111184347.502471-1-jagan@amarulasolutions.com
Reviewed-by: Robert Foss <robert.foss@linaro.org>