video: fbdev: mmp: remove duplicated MMP_DISP dependency

This dependency is already present in higher level Kconfig file
(drivers/video/fbdev/mmp/Kconfig).

Reviewed-by: Andrzej Hajda <[e-mail]>
Signed-off-by: Bartlomiej Zolnierkiewicz <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/video/fbdev/mmp/fb/Kconfig

···
 # SPDX-License-Identifier: GPL-2.0-only
-if MMP_DISP
-
 config MMP_FB
 	tristate "fb driver for Marvell MMP Display Subsystem"
 	depends on FB
···
 	default y
 	help
 		fb driver for Marvell MMP Display Subsystem
-
-endif

drivers/video/fbdev/mmp/hw/Kconfig

···
 # SPDX-License-Identifier: GPL-2.0-only
-if MMP_DISP
-
 config MMP_DISP_CONTROLLER
 	bool "mmp display controller hw support"
 	depends on CPU_PXA910 || CPU_MMP2
···
 	help
 		Marvell MMP display hw controller spi port support
 		will register as a spi master for panel usage
-
-endif