message: Update `is_sret` in compiler-llvm for aarch64
diff: @@ -420,15 +420,12 @@ impl Abi for Aarch64SystemV {
  .results()
  .iter()
  .map(|ty| match ty {
  - Type::I32 | Type::F32 => Ok(32),
  - Type::I64 | Type::F64 => Ok(64),
  - Type::V128 => Ok(128),
  - ty => Err(CompileError::Codegen(format!(
  - "is_sret: unimplemented wasmer_types type {:?}",
  - ty
  - ))),
  + Type::I32 | Type::F32 => 32,
  + Type::I64 | Type::F64 => 64,
  + Type::V128 => 128,
  + Type::ExternRef | Type::FuncRef => 64, /* pointer */
  })
  - .collect::<Result<Vec<i32>, _>>()?;
  + .collect::<Vec<i32>>();
  Ok(!matches!(
  func_sig_returns_bitwidths.as_slice(),
  