docs/pyboard: Update name of mounted volume to match code.
@@ -31,7 +31,7 @@ have as to what happens next:
We will get the serial device working in the next tutorial.
- **Mac**: Your pyboard will appear on the desktop as a removable disc.
- It will probably be called "NONAME". Click on it to open the pyboard folder.
+ It will probably be called ``PYBFLASH``. Click on it to open the pyboard folder.
- **Linux**: Your pyboard will appear as a removable medium. On Ubuntu
it will mount automatically and pop-up a window with the pyboard folder.
