Fix the fault exception issue in socket_recvfrom

[tz-arm]

Description

Fix the fault exception issue in socket_recvfrom().
It is caused by the null pointer parameter as SocketAddress *addr.
e.g. socket_recv() -> socket_recvfrom(handle, NULL, data, size);

Pull request type

[x] Fix
[ ] Refactor
[ ] Target update
[ ] Functionality change
[ ] Docs update
[ ] Test update
[ ] Breaking change

[ciarmcom]

@tz-arm, thank you for your changes.
@ARMmbed/mbed-os-wan @ARMmbed/mbed-os-maintainers please review.

[adbridge]

@tz-arm this is raised against the wrong branch. For mbed-os it needs to go to master

[tz-arm]

@adbridge thanks for your reminder, I will create a separate pull request to master.

[cmonr]

Thanks @tz-arm.
Closing this in favor of #9025