drivers: dma: u5: fix dma reload

In dma_stm32_reload, the size is the number of bytes and not number
of elements.

Signed-off-by: Franck Thebault <franck.thebault@st.com>
Signed-off-by: IBEN EL HADJ MESSAOUD Marwa <marwa.ibenelhadjmessaoud-ext@st.com>

drivers/dma/dma_stm32u5.c

@@ -543,13 +543,7 @@ static int dma_stm32_reload(const struct device *dev, uint32_t id,
 				dma_stm32_id_to_stream(id),
 				src, dst);
 
-	if (stream->source_periph) {
-		LL_DMA_SetBlkDataLength(dma, dma_stm32_id_to_stream(id),
-				     size / stream->src_size);
-	} else {
-		LL_DMA_SetBlkDataLength(dma, dma_stm32_id_to_stream(id),
-				     size / stream->dst_size);
-	}
+	LL_DMA_SetBlkDataLength(dma, dma_stm32_id_to_stream(id), size);
 
 	/* When reloading the dma, the stream is busy again before enabling */
 	stream->busy = true;