linux-phytec-ti

dmaengine: ti: k3-udma: Fix compiler warning in udma_get_chan_pair

Fixes:
drivers/dma/ti/k3-udma.c: In function ‘udma_get_chan_pair’:
drivers/dma/ti/k3-udma.c:1219:39: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
  struct udma_match_data *match_data = ud->match_data;
                                       ^~

Reported-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>