spi: spi-cavium-thunderx: Add missing pci_release_regions()

The driver forgets to call pci_release_regions() in probe failure
and remove.
Add the missed calls to fix it.

Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Link: https://lore.kernel.org/r/20191206075500.18525-1-hslester96@gmail.com


Signed-off-by: Mark Brown <broonie@kernel.org>