Add missing AD5692RxRM 14-bit DAC
The library already has the 12 and 16 bit version but lacks the 14 bit version
https://www.mouser.de/datasheet/2/609/AD5693R_5692R_5691R_5693-3118439.pdf
The library already has the 12 and 16 bit version but lacks the 14 bit version
https://www.mouser.de/datasheet/2/609/AD5693R_5692R_5691R_5693-3118439.pdf