Add license check action
Add license check action

Signed-off-by: Wojciech Tatarski <431121b10bd310643d219c632c934b4c1f5d4931@antmicro.com>

SymbiFlow/prjxray-bram-patch,SymbiFlow/prjxray-bram-patch,SymbiFlow/prjxray-bram-patch