donate_cpu_lib.py: reverted back to overriding `CXXFLAGS` for now [skip ci]#7777

Merged

firewave merged 1 commit intodanmar:mainfrom

firewave:daca-hotfix

Aug 28, 2025

Commits on Aug 28, 2025

donate_cpu_lib.py: reverted back to overriding `CXXFLAGS` for now [skip ci]
firewave
committed