dmaengine: fix comment typo
dmaengine: fix comment typo

Fix comment typo.

Signed-off-by: Alexander Popov <fbe0c0f4048e586113572e612343dfbbb493e306@gmail.com>
Signed-off-by: Vinod Koul <5cf69c63beb17bf38d63aa0e923ee8256af0e205@intel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs