[hpsdr] Angelia_v5.9 firmware (Angelia/ANAN-100D) available: fixed 6-rcvr & 7-rcvr bug

[Joe Martin]

All, 

Angelia_v5.9 firmware is available for download at:

https://github.com/TAPR/OpenHPSDR-Firmware/tree/master/Protocol%201/Angelia%20(ANAN-100D)

This firmware version fixes 6-rcvr and 7-rcvr modes of operation.  

Thanks to Vasiliy K3IT for pointing out the problem.  

73, Joe K5SO

p.s., similar fixes will be posted for Orion/ANAN-100D and OrionMkII/ANAN-8000DLE platforms shortly as current firmware versions for these also exhibit the problem