apm821xx, mt7621, oxnas, rockchip, zynq: remove PLUGIN_HOSTCC

This config symbol should not be defined in target configs.

Signed-off-by: Ilya Lipnitskiy <[email protected]>

target/linux/apm821xx/config-5.4

@@ -264,7 +264,6 @@ CONFIG_PHYLIB=y
 CONFIG_PHYSICAL_START=0x00000000
 CONFIG_PHYS_64BIT=y
 CONFIG_PHYS_ADDR_T_64BIT=y
-CONFIG_PLUGIN_HOSTCC="g++"
 CONFIG_PM=y
 CONFIG_PM_AUTOSLEEP=y
 CONFIG_PM_SLEEP=y

target/linux/oxnas/config-5.10

@@ -278,7 +278,6 @@ CONFIG_PHY_OXNAS=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_OXNAS=y
 # CONFIG_PINCTRL_SINGLE is not set
-CONFIG_PLUGIN_HOSTCC="g++"
 CONFIG_PM=y
 CONFIG_PM_CLK=y
 # CONFIG_PM_DEBUG is not set

target/linux/oxnas/config-5.4

@@ -275,7 +275,6 @@ CONFIG_PHY_OXNAS=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_OXNAS=y
 # CONFIG_PINCTRL_SINGLE is not set
-CONFIG_PLUGIN_HOSTCC="g++"
 CONFIG_PM=y
 CONFIG_PM_CLK=y
 # CONFIG_PM_DEBUG is not set

target/linux/ramips/mt7621/config-5.4

@@ -207,7 +207,6 @@ CONFIG_PINCTRL=y
 CONFIG_PINCTRL_RT2880=y
 # CONFIG_PINCTRL_SINGLE is not set
 CONFIG_PINCTRL_SX150X=y
-CONFIG_PLUGIN_HOSTCC="g++"
 CONFIG_POWER_RESET=y
 CONFIG_POWER_RESET_GPIO=y
 CONFIG_POWER_SUPPLY=y

target/linux/rockchip/armv8/config-5.4

@@ -428,7 +428,6 @@ CONFIG_PINCTRL_ROCKCHIP=y
 # CONFIG_PINCTRL_SINGLE is not set
 CONFIG_PL330_DMA=y
 CONFIG_PLATFORM_MHU=y
-CONFIG_PLUGIN_HOSTCC="g++"
 CONFIG_PM=y
 CONFIG_PM_CLK=y
 CONFIG_PM_DEVFREQ=y

target/linux/zynq/config-5.4

@@ -498,7 +498,6 @@ CONFIG_PL310_ERRATA_769419=y
 CONFIG_PL330_DMA=y
 # CONFIG_PL353_SMC is not set
 CONFIG_PLAT_VERSATILE=y
-CONFIG_PLUGIN_HOSTCC="g++"
 CONFIG_PM=y
 CONFIG_PMBUS=y
 CONFIG_PM_CLK=y