[llvm] [WebAssembly] avoid to enable explicit disabled feature (PR #80094)

[Congcong Cai via llvm-commits]

HerrCai0907 wrote:

> What should happen if a feature is explicitly disabled via globally, but enabled on one of the functions in the module?

How could this case happened? If explicitly disabling a feature, it should not be enabled on function?

https://github.com/llvm/llvm-project/pull/80094