Board-v3.x Firmwares v1.2.1

What's new

• Update LoraSniffer for RSSI correction and NSR

Firmware for CC1352P7 (Catsniffer 3.x)
Sniffle_CC1352P_7: BLE sniffer for Bluetooth 5 and 4.x (LE) from NCC Group. See Sniffle (Windows/Linux/Mac)
sniffer_fw_cc1252P_7: Multiprotocol sniffer from Texas Instrument (Windows)
airtag_scanner_CC1352P_7: Apple Airtag Scanner firmware (Windows/Linux/Mac)
airtag_spoofer_CC1352P_7: Apple Airtag Spoofer firmware (Windows/Linux/Mac)

Firmware for RP2040 (Catsniffer 3.x)
LoRa-CAD: Channel activity detector
LoRa-Freq: Frequency Spectrum analyzer
LoRaCli: LoRa Command Line Interface
LoraSniffer: CLI LoRa for connection with pycatsniffer as sniffer

What's Changed

• fix: SX1262 Packet demod by @JahazielLem in #9

Full Changelog: board-v3.x-v1.2.0...board-v3.x-v1.2.1