[clang] [clang-repl] Add call to 'InitializeAllAsmParsers' (PR #86727)

[Jun Zhang via cfe-commits]

junaire wrote:

> @weliveindetail @vgvassilev @junaire: sorry for pinging you directly, but could you take a look at this PR? I see you're all active on other `clang-repl` PRs, so thought you might be the best place to start to take a look at this one 🤞

Hi, thanks for the PR. I think the change looks reasonable but I'm no longer working on this so I've picked some reviewers for you. They should be able to look at this soon.

https://github.com/llvm/llvm-project/pull/86727