This is not true, Spanish ATC cannot instruct you to divert (and hasn't done this) and they have not been held holding over VLC, as the landed as soon as they reached the airport.
If you have any doubt, FlightRadar24, click on Playback and watch from 19:00Z on 26/07
RYR9VR (STN) and RYR5389 (NYO) are two of the maydays, and they went straight to VLC after very few minutes.
The other should be RYR2054 (PMI)