Add the STM32G0 to the CMake setup. This CMake is specific to the STM32G0B1xK device. Also included the linker file that is required for the make. Currently G0 targets are disabled by default to keep project buildable as-is.
also remove duplicate link options for F072 targets
Specifically, the STM32F407VE. Even more specifically, [this](https://stm32-base.org/boards/STM32F407VET6-STM32-F4VE-V2.0.html) dev board