[Bug libbacktrace/92916] elf_add freeing strtab_view in fail, even though it shouldn't

[marc.streckfuss at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92916

--- Comment #1 from Marc Streckfuß <marc.streckfuss at gmail dot com> ---
This is fixed in https://github.com/ianlancetaylor/libbacktrace, if the changes
are also upstream, this bug can be closed.