ath79: enable rtl8366rb phy

is needed for at least tplink wr1043nd-v1

Signed-off-by: Lucian Cristian <[email protected]>

target/linux/ath79/config-4.14

@@ -202,6 +202,7 @@ CONFIG_REGMAP=y
 CONFIG_REGMAP_MMIO=y
 CONFIG_RESET_ATH79=y
 CONFIG_RESET_CONTROLLER=y
+CONFIG_RTL8366RB_PHY=y
 CONFIG_RTL8366S_PHY=y
 CONFIG_RTL8366_SMI=y
 # CONFIG_SCHED_INFO is not set