[lld] [llvm] [llvm-readobj][ELF] Test multivalued rpath entries and alter the output for readobj to emphasize the single valued nature of NEEDED, SONAME, USED etc. (PR #96562)

[Fred Grim via llvm-commits]

feg208 wrote:

> Existing code and test changes all look good, but there's a buildkite test failure due to the behaviour change that needs fixing. I recommend running check-all with the lld project enabled too.

Yeah there were a couple busted tests. Rolled them up

https://github.com/llvm/llvm-project/pull/96562