[lld] [LLD][COFF] Handle --start-lib/--end-lib group in the same way as other archives (PR #136496)

[Martin Storsjö via llvm-commits]

https://github.com/mstorsjo commented:

I had a quick glance on this, but didn't have time to properly try to follow it yet right now.

I found one to comment on inline though.

https://github.com/llvm/llvm-project/pull/136496