Makefile: ROI after all parts are generated
Makefile: ROI after all parts are generated

Signed-off-by: Daniel Schultz <adff8adca0fa13ca885c17ff484bfc0eae7d2508@phytec.de>

SymbiFlow/prjxray,SymbiFlow/prjxray,SymbiFlow/prjxray,SymbiFlow/prjxray,SymbiFlow/prjxray