[ELF] Add --export-dynamic-symbol-list

This is available in GNU ld 2.35 and can be seen as a shortcut for multiple
--export-dynamic-symbol, or a --dynamic-list variant without the symbolic intention.

In the long term, this option probably should be preferred over --dynamic-list.

Reviewed By: peter.smith

Differential Revision: https://reviews.llvm.org/D107317