Update Symbolic info

Getting-Started-STM.md

@@ -24,4 +24,4 @@ sudo apt-get install libc6:i386
 ```
 
 #Using Symbolic Debugging
-Symbolics can be useful for module or hardware integration testing, for more info https://github.com/micropython/micropython/wiki/Symbolic-Debugging
+Symbolics can be useful for module or hardware integration testing. The hardware link to the processor is often manufacturer specific, and the debugging software needs a driver to that software. For STM32  hhttps://github.com/micropython/micropython/wiki/Symbolic-Debugging-for-STM32