SharedMemory tests does not pass for Windows/Mac

This is most probably related to either:
* The build process, or
* Bugs in upstream implementation

To be further investigated

https://github.com/MO-RISE/pycluon/blob/main/tests/test_libcluon_wrappers.py#L153-L211

Error for windows:
- Fails to lock the shared memory area

Error for mac:
- Fails to wait on the semaphore