Fix comment in switchesAndLeds.c
MODIFY
examples/C/switchesAndLeds.c
examples/C/switchesAndLeds.c
* This program will toggle an LED in an LED matrix when the corresponding
* switch is toggled.
*
- * To run this program, make sure that you have instantiated one of the
+ * To run this program, make sure that you have instantiated one of each of the
* following peripherals in the I/O tab:
* - "LED Matrix"
* - "Switches"

Fix comment in switchesAndLeds.c