[nrf fromlist] drivers: nrf_wifi: Add dependencies

Add the feature flag and required GPIO in DTS as dependencies to avoid
build failures.

Upstream PR #: 83173

Signed-off-by: Chaitanya Tata <[email protected]>

Author: krish2718

drivers/wifi/nrf_wifi/Kconfig.nrfwifi

@@ -201,6 +201,8 @@ config NRF70_SR_COEX
 
 config NRF70_SR_COEX_RF_SWITCH
 	bool "GPIO configuration to control SR side RF switch position"
+	depends on $(dt_node_has_prop,nrf70, srrf-switch-gpios)
+	depends on NRF70_SR_COEX
 	help
 	  Select this option to enable GPIO configuration to control SR side RF switch position.
 	  If this GPIO is asserted (1), the SR side RF switch is connected to the Wi-Fi side (shared antenna).