Release 1.9.8 - More boards and CMSIS support
- Adds option for setting USB max power in makeboards.py (#370)
 - Adds a lightweight support class for LTE functionality (#367)
 - Adds support for Challenger NB RP2040 WiFi board and RPICO32 module (#366)
 - Added new variant: Cytron Maker Nano RP2040. (#365)
 - Support CMSIS and rename conflicting header file (#362)