boards/arduino101: Enable GPIO

Enable the GPIO in board default config.

Change-Id: I4779394c0faac531e3bb3a50759a637a0ebe456a
Signed-off-by: Flavio Santes <[email protected]>

Author: 1010101001010101

boards/x86/arduino_101/arduino_101_defconfig

@@ -11,3 +11,4 @@ CONFIG_UART_QMSI_0_BAUDRATE=1000000
 CONFIG_UART_QMSI_0_HW_FC=y
 CONFIG_PRINTK=y
 CONFIG_PINMUX=y
+CONFIG_GPIO=y