Make PhocXWaylandSurface's struct members private
This follows !423 (merged) in style and is a based on !425 (merged). I'll mark as draft until that landed as it's tricky to review until then
Edited by Guido Günther
This follows !423 (merged) in style and is a based on !425 (merged). I'll mark as draft until that landed as it's tricky to review until then