RHEL and CentOS Stream 8 don't seem to like the bootstrap macro name. Use another name for it. Related: RHBZ#2228550
Related: RHBZ#2228550
Imported from dotnet-sig/dotnet8.0 commit ecce7a2b28: ecce7a2b28 Resolves: RHBZ#2228550
ecce7a2b28