macho: add routine for creating a dynamic stub_helper atom
With this routine, we are now able to freely shift stub_helper
section in memory and in file since the VM addressing is now dynamically
dependent on the positioning of `__stub_helper` preamble and other
sections generated by the linker.
799c5bb955Jakub Konka committed on 8/23/2021, 8:12:04 PMparentea49920