ARM: configs: Update m2k and pluto

Update the defconfigs in accordance with 'make savedefconfig'

Signed-off-by: Nuno Sá <nuno.sa@analog.com>

Author: nunojsa

arch/arm/configs/zynq_m2k_defconfig

@@ -251,7 +251,6 @@ CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 CONFIG_DMADEVICES=y
 CONFIG_AXI_DMAC=y
 CONFIG_STAGING=y
-CONFIG_R8712U=y
 # CONFIG_IOMMU_SUPPORT is not set
 CONFIG_MEMORY=y
 CONFIG_IIO=y

arch/arm/configs/zynq_pluto_defconfig

@@ -217,7 +217,6 @@ CONFIG_UIO_PDRV_GENIRQ=y
 CONFIG_UIO_DMEM_GENIRQ=y
 CONFIG_UIO_XILINX_APM=y
 CONFIG_STAGING=y
-CONFIG_R8712U=y
 CONFIG_COMMON_CLK_AXI_CLKGEN=y
 # CONFIG_IOMMU_SUPPORT is not set
 CONFIG_MEMORY=y