sx1302: upgrade hal to v2.1.0

[shawaj]

Why

upgrade to v2.1.0 version of sx1302_hal so we are on the latest

How

upgrade hal to v2.1.0

• bring in latest repo from upstream
• update dockerfile
• update build script
• update sx1302 fixes (see #23) for updated repo
• remove some unecessary files and code
• update config.json files to add com_type and com_path and fine_timestamping

References

Closes: #24 Closes: #42 Relates-to: #23

[shawaj]

Testing on light hotspots - will report back - https://github.com/NebraLtd/light-hotspot-software/commit/ddbd553b82b56ece7587650d2f69386bf7075fec

[shawaj]

Working fine on lights - but need to pull in new config.json changes

[shawaj]

all pulled in now and tested - ready for review 👍

[shawaj]

FYI this is a required update for us to be able to support sx1303 chipset.

Will sort the merge conflicts shortly

[robputt]

Looks good other than merge conflicts.