FW test: add ADC, battery ADCy o working

hw_test: fix AFIO_MAPR write-only bits SWJ_CFG issue. DO NOT USE LL_GPIO_AF_*Remap* FUNCTIONS! Use LL_GPIO_AF_Remap instead.

hw_test: add servos

hw_test: fix broken Bsp.hpp from PWM test, add encoders

hw_test: PWM test: add explanation

hw_test: PWM test: setMotorPower optimization

hw_test: PWM test

hw_test: replace sendDebugStr with printf

hw_test: RTC test - remove output pulse and add synchronization delay before printing

hw_test: RTC test (with 1s pulse at VUSB_DET).