[Pre-commit] formatted files and changed the exception errors in verification to more detailed descriptions of the error

may be a Vivado HLS version-dependent problem...

[Code gen trafo] Restructured test and function to fit the transformation into finn transformation layout

[Code gen trafo] Added draft of code_gen_transformation -> needs more testing case to check functionality

[Test] Changed test layer to streaming fc layer; [Recaftoring] Changed generating weights an thresholds