[llvm] [CMake] Workaround the incompatibility for executable exports (PR #101741)

[Steven Wu via llvm-commits]

cachemeifyoucan wrote:

> This only changes exports for `llvm-jitlink` and not any of the other toolchain executables, LGTM! Thank you Steven!

Yes. There are few other executable that uses `export_executable_symbols`. It would be good to audit them to see if they need to either just don't export, or apply the same workaround. I don't see them failing in CI so I left them out in the PR.

https://github.com/llvm/llvm-project/pull/101741