[lld] [lld][WebAssembly] Move input vectors from symtab to ctx. NFC (PR #78640)

[Steven Johnson via llvm-commits]

steven-johnson wrote:

...hmm, do we ever clear those newly added vectors in `Ctx`? We call the linker multiple times, maybe there are stale entries that build up.

https://github.com/llvm/llvm-project/pull/78640