message: Update not yet supported section of the readme
diff: @@ -53,7 +53,8 @@ configuration options.
  * Inline assembly ([no cranelift support](https://github.com/bytecodealliance/wasmtime/issues/1041))
  * On UNIX there is support for invoking an external assembler for `global_asm!` and `asm!`.
  -* SIMD ([tracked here](https://github.com/bjorn3/rustc_codegen_cranelift/issues/171), some basic things work)
  +* SIMD ([tracked here](https://github.com/bjorn3/rustc_codegen_cranelift/issues/171), `std::simd` fully works, `std::arch` is partially supported)
  +* Unwinding on panics ([no cranelift support](https://github.com/bytecodealliance/wasmtime/issues/1677), `-Cpanic=abort` is enabled by default)
  ## License
  