[nrf fromlist] boards: nordic: nrf7002dk: Remove enabling forwarder Kconfig

Removes forcing the Kconfig to be enabled as this is now determined
automatically

Upstream PR: zephyrproject-rtos/zephyr#78657

Signed-off-by: Jamie McCrae <[email protected]>

Author: nordicjm

boards/nordic/nrf7002dk/Kconfig

@@ -23,8 +23,6 @@ config HEAP_MEM_POOL_ADD_SIZE_BOARD
 
 config BOARD_ENABLE_CPUNET
 	bool "nRF53 Network MCU"
-	select SOC_NRF_GPIO_FORWARDER_FOR_NRF5340 if \
-		$(dt_compat_enabled,$(DT_COMPAT_NORDIC_NRF_GPIO_FORWARDER))
 	help
 	  This option enables releasing the Network 'force off' signal, which
 	  as a consequence will power up the Network MCU during system boot.