lang/myrddin: Fix build when ld is ld.lld

ld: error: <internal>: section sh_addralign is not a power of 2

Myrddin's build system directly calls ld so LLD_UNSAFE can't work
here. Workaround the issue by adding a binary alias to ld.bfd to fix
the build for now.

PR: 226986
Reported by: emaste