LF-5804 spi: lpspi: add DMA roll-back path

If spi_register_controller return a defer probe error, no DMA roll-back
operation can remove the DMA configurations. When probe SPI in the
second time, fsl_lpspi_dma_init will return error.
So add a DMA roll-back path here.

Signed-off-by: Clark Wang <xiaoning.wang@nxp.com>
Reviewed-by: Haibo Chen <haibo.chen@nxp.com>