RTOS2/RTX5: Enhanced RTX5 Blinky example Abstract text about

switching to other Cortex-M class devices.

Change-Id: I454694f08be711bfc93e4ec8c07d5494d80085ca

CMSIS/RTOS2/RTX/Examples/Blinky/Abstract.txt

@@ -3,8 +3,8 @@ for a simulated Cortex-M3 device
 
 Example functionality:
  - Clock Settings:
-   - XTAL    =  12 MHz
-   - Core    =  12 MHz
+   - XTAL    =  50 MHz
+   - Core    =  25 MHz
 
 The simple RTX Kernel based example simulates the step-motor 
 driver. Four LEDs are blinking simulating the activation of 
@@ -24,3 +24,7 @@ CW rotation direction.
 The BLINKY example program is available for one target:
 
   Simulation:          configured for a simulated on-chip Flash
+
+The example is compatible with other Cortex-M class devices.
+Simply open the project settings, navigate to Device tab and
+select another Cortex-M class device.