[BOLT][DWARF] Fix high pc patching

The DW_FORM_addr form of highPC address is written in absolute addres,
the data form is written in offset-from-low pc format.

Due to the large test binary the test is prepared separately in
https://github.com/rafaelauler/bolt-tests/pull/8

Vladislav Khmelevsky,
Advanced Software Technology Lab, Huawei

Reviewed By: ayermolo

Differential Revision: https://reviews.llvm.org/D117217