Merge pull request betaflight#4930 from mikeller/rename_nucleo_f446re

Renamed `NUCLEO_F446RE` to `NUCLEOF446RE` to make nucleo board naming consistent.

Merge pull request betaflight#4733 from jflyper/bfdev-rg_ssd_f3-remov…

…e-stale-defs

RG_SSD_F3 Remove stale config defines

Merge pull request betaflight#4536 from mikeller/fix_tests_in_3.2.x_m…

…aintenance

Fixed tests in 3.2.x-maintenance.

Merge pull request betaflight#4370 from DanNixon/use_arm_disbale_flag…

…_names_in_cli_when_names_are_compiled

Use arming flag names in CLI whenever possible

Merge pull request betaflight#4243 from ledvinap/fix-atomic-unittest

Cleanup betaflight#2420

Merge pull request betaflight#4250 from jflyper/bfdev-bff4-fix-buzzer…

…-inversion

BFF4: Beeper is on PB4, and is INVERTED

Merge pull request betaflight#4124 from spuder/api-version

Show MSP API version in cli

Merge pull request betaflight#2081 from iNavFlight/development

Release 1.7.3 (beta)

Change default Iterm Limit to 150

Merge pull request betaflight#3767 from AlienWiiBF/AF_Whoop_V2

Fix buzzer settings for AlienFlight Whoop V2.0