[clang] [clang-tools-extra] [clang][bytecode] Don't evaluate bound member function expressions in new constant interpreter (PR #194851)

[Timm Baeder via cfe-commits]

tbaederr wrote:

```bash
$ echo "-std=c++23 -fexperimental-new-constant-interpreter" > compile_flags.txt
$ echo "struct S { void f(); }; void g() { S s; s.f(); }" > t.cpp
$ bin/clangd --check=t.cpp
```
Does not reproduce here

https://github.com/llvm/llvm-project/pull/194851