message: update assert warnings
diff: @@ -45,10 +45,10 @@ fn interrupts() {
  kernel.add_driver(&driver);
  assert_eq!(Buttons::enable_interrupts(0), Ok(()));
  - assert_eq!(driver.get_button_state(0).unwrap().interrupt_enabled, true);
  + assert!(driver.get_button_state(0).unwrap().interrupt_enabled);
  assert_eq!(Buttons::disable_interrupts(0), Ok(()));
  - assert_eq!(driver.get_button_state(0).unwrap().interrupt_enabled, false);
  + assert!(!driver.get_button_state(0).unwrap().interrupt_enabled);
  assert_eq!(Buttons::enable_interrupts(11), Err(ErrorCode::Invalid));
  assert_eq!(Buttons::disable_interrupts(11), Err(ErrorCode::Invalid));
  @@ -71,7 +71,7 @@ fn subscribe() {
  upcall::schedule(DRIVER_ID, 0, (0, 1, 0)).unwrap();
  assert_eq!(fake::Syscalls::yield_no_wait(), YieldNoWaitReturn::Upcall);
  });
  - assert_eq!(pressed_interrupt_fired.get(), true);
  + assert!(pressed_interrupt_fired.get());
  let pressed_interrupt_fired: Cell<bool> = Cell::new(false);
  let listener = ButtonListener(|button, state| {
  @@ -84,7 +84,7 @@ fn subscribe() {
  upcall::schedule(DRIVER_ID, 0, (0, 0, 0)).unwrap();
  assert_eq!(fake::Syscalls::yield_no_wait(), YieldNoWaitReturn::Upcall);
  });
  - assert_eq!(pressed_interrupt_fired.get(), true);
  + assert!(pressed_interrupt_fired.get());
  let pressed_interrupt_fired: Cell<bool> = Cell::new(false);
  let listener = ButtonListener(|_, _| {
  @@ -96,5 +96,5 @@ fn subscribe() {
  upcall::schedule(DRIVER_ID, 0, (0, 1, 0)).unwrap();
  assert_eq!(fake::Syscalls::yield_no_wait(), YieldNoWaitReturn::NoUpcall);
  });
  - assert_eq!(pressed_interrupt_fired.get(), false);
  + assert!(!pressed_interrupt_fired.get());
  }
  