[11U68]fix P0_11 to use GPIO

Fork of mbed-src by mbed official

Revision:
587:3d189f3acffd
Parent:
398:7a7127adb6e8
--- a/targets/hal/TARGET_NXP/TARGET_LPC11U6X/gpio_api.c	Wed Jul 08 15:00:09 2015 +0100
+++ b/targets/hal/TARGET_NXP/TARGET_LPC11U6X/gpio_api.c	Sun Jul 12 03:16:50 2015 +0000
@@ -33,6 +33,7 @@
     
     int func = ((pin == P0_0)  || // reset
                 (pin == P0_10) || // SWCLK
+                (pin == P0_11) || // TDI
                 (pin == P0_12) || // TMS
                 (pin == P0_13) || // TDO
                 (pin == P0_14) || // TRST