Updating Cmake file to include new main_app.cpp. Also fixing RAM syntax error in linker script caused by the latest version of CubeMX *sigh*

Adding CMakePresets.json

Ignoring generated ninja files

Stop tracking build.ninja

Modified structure to have seperate header and source file for periphs and made our own main_app.cpp so that CubeMX doesnt clobber it everytime it autogenerates.

Started driver for hv5622

Renamed to cpp

Set up project with CMake in Vscode

pushing final save

Updating .gitignore with some tweaks