dmaengine: Fix spelling mistakes

Correct spelling mistakes in the DMA engine to improve readability
and clarity without altering functionality.

Signed-off-by: Amit Vadhavana <av2082000@gmail.com>
Reviewed-by: Kees Cook <kees@kernel.org>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Fenghua Yu <fenghua.yu@intel.com>
Link: https://lore.kernel.org/r/20240831172949.13189-1-av2082000@gmail.com


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