arm64: defconfig: enable CONFIG_GPIO_UNIPHIER

Enable the GPIO controller driver used for UniPhier SoC family.
Signed-off-by: NMasahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: NArnd Bergmann <arnd@arndb.de>

arch/arm64/configs/defconfig

@@ -305,6 +305,7 @@ CONFIG_PINCTRL_QCOM_SPMI_PMIC=y
 CONFIG_GPIO_DWAPB=y
 CONFIG_GPIO_PL061=y
 CONFIG_GPIO_RCAR=y
+CONFIG_GPIO_UNIPHIER=y
 CONFIG_GPIO_XGENE=y
 CONFIG_GPIO_XGENE_SB=y
 CONFIG_GPIO_PCA953X=y