dmaengine: pl330: fix instruction dump formatting

Instruction dump uses two printk() in a row to print one instruction. Use
KERN_CONT to prevent breaking the output in the middle.

Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
Link: https://lore.kernel.org/r/20200813204123.19044-1-l.stelmach@samsung.com


Signed-off-by: Vinod Koul <vkoul@kernel.org>