message: feat(interface-types) `string.size` pops the string.
  Previously, `string.size` was just peeking the string.
diff: @@ -78,7 +78,11 @@ executable_instruction!(
  )
  })?;
  - let string: String = to_native(&inputs[0], instruction)?;
  + let string_pointer: usize = to_native::<i32>(&inputs[0], instruction)?
  + .try_into()
  + .map_err(|e| (e, "pointer").into())
  + .map_err(|k| InstructionError::new(instruction, k))?;
  + let string: String = to_native(&inputs[1], instruction)?;
  let string_bytes = string.as_bytes();
  let string_length: i32 = string_bytes.len().try_into().map_err(|_| {
  InstructionError::new(
  @@ -86,10 +90,6 @@ executable_instruction!(
  InstructionErrorKind::NegativeValue { subject: "string_length" },
  )
  })?;
  - let string_pointer: usize = to_native::<i32>(&inputs[1], instruction)?
  - .try_into()
  - .map_err(|e| (e, "pointer").into())
  - .map_err(|k| InstructionError::new(instruction, k))?;
  let instance = &mut runtime.wasm_instance;
  let memory_index: u32 = 0;
  @@ -118,7 +118,7 @@ executable_instruction!(
  executable_instruction!(
  string_size(instruction: Instruction) -> _ {
  move |runtime| -> _ {
  - match runtime.stack.peek1() {
  + match runtime.stack.pop1() {
  Some(InterfaceValue::String(string)) => {
  let length = string.len() as i32;
  runtime.stack.push(InterfaceValue::I32(length));
  @@ -130,7 +130,7 @@ executable_instruction!(
  instruction,
  InstructionErrorKind::InvalidValueOnTheStack {
  expected_type: InterfaceType::String,
  - received_type: value.into(),
  + received_type: (&value).into(),
  },
  )),
  @@ -280,6 +280,7 @@ mod tests {
  Instruction::ArgumentGet { index: 0 },
  Instruction::StringSize,
  Instruction::CallCore { function_index: 43 },
  + Instruction::ArgumentGet { index: 0 },
  Instruction::StringLowerMemory,
  ],
  @@ -299,6 +300,7 @@ mod tests {
  Instruction::ArgumentGet { index: 0 },
  Instruction::StringSize,
  Instruction::CallCore { function_index: 43 },
  + Instruction::ArgumentGet { index: 0 },
  Instruction::StringLowerMemory,
  Instruction::StringLiftMemory,
  ],
  @@ -325,7 +327,7 @@ mod tests {
  ],
  invocation_inputs: [InterfaceValue::String("Hello, World!".into())],
  instance: Instance::new(),
  - stack: [InterfaceValue::String("Hello, World!".into()), InterfaceValue::I32(13)],
  + stack: [InterfaceValue::I32(13)],
  );
  test_executable_instruction!(
  