boards/cc1352p-launchpad: update documentation
boards/cc1352p-launchpad: update documentation

- Adds table of Contents section.
- Adds table for supported peripherals.

Signed-off-by: Jean Pierre Dudey <b1c1d8736f20db3fb6c1c66bb1455ed43909f0d8@jeandudey.tech>

kaspar030/RIOT,ant9000/RIOT,OlegHahm/RIOT,kYc0o/RIOT,jasonatran/RIOT,jasonatran/RIOT,jasonatran/RIOT,authmillenon/RIOT,OlegHahm/RIOT,miri64/RIOT,kaspar030/RIOT,ant9000/RIOT,miri64/RIOT,ant9000/RIOT,miri64/RIOT,ant9000/RIOT,RIOT-OS/RIOT,OlegHahm/RIOT,authmillenon/RIOT,OTAkeys/RIOT,RIOT-OS/RIOT,OTAkeys/RIOT,jasonatran/RIOT,kYc0o/RIOT,miri64/RIOT,OTAkeys/RIOT,OTAkeys/RIOT,authmillenon/RIOT,jasonatran/RIOT,RIOT-OS/RIOT,OTAkeys/RIOT,RIOT-OS/RIOT,kaspar030/RIOT,kYc0o/RIOT,kYc0o/RIOT,authmillenon/RIOT,authmillenon/RIOT,OlegHahm/RIOT,miri64/RIOT,authmillenon/RIOT,OlegHahm/RIOT,kaspar030/RIOT,kYc0o/RIOT,ant9000/RIOT,kaspar030/RIOT,RIOT-OS/RIOT