Blinking LED example for LPC55S69

Revision:
0:03c15e688f62
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-os.lib	Mon Mar 25 22:28:40 2019 -0500
@@ -0,0 +1,1 @@
+https://github.com/ARMmbed/mbed-os/#c0939781ea1fa50657e055867193b62b1c9a6035