mtd: rename CONFIG_MTD_DEVICE -> CONFIG_MTD

Like in Linux, just use CONFIG_MTD to compile the MTD stack.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Boris Brezillon <boris.brezillon@bootlin.com>
diff --git a/configs/zynq_cse_nand_defconfig b/configs/zynq_cse_nand_defconfig
index a4be252..816d58e 100644
--- a/configs/zynq_cse_nand_defconfig
+++ b/configs/zynq_cse_nand_defconfig
@@ -53,7 +53,7 @@
 # CONFIG_DM_DEVICE_REMOVE is not set
 CONFIG_SPL_DM_SEQ_ALIAS=y
 # CONFIG_MMC is not set
-CONFIG_MTD_DEVICE=y
+CONFIG_MTD=y
 CONFIG_MTD_RAW_NAND=y
 CONFIG_NAND_ZYNQ=y
 # CONFIG_EFI_LOADER is not set