dmaengine: ste_dma40: fix a trivial typo

s/regsiter/register/
Signed-off-by: Geliang Tang <geliangtang@163.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

drivers/dma/ste_dma40.c

@@ -2907,7 +2907,7 @@ static int __init d40_dmaengine_init(struct d40_base *base,
 
 	if (err) {
 		d40_err(base->dev,
-			"Failed to regsiter memcpy only channels\n");
+			"Failed to register memcpy only channels\n");
 		goto failure2;
 	}