Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 9a3645f..196e018 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -741,7 +741,7 @@
 	int			retval;
 
 	/* Wait a bit if either of the roothubs need to settle from the
-	 * transistion into bus suspend.
+	 * transition into bus suspend.
 	 */
 	if (time_before(jiffies, xhci->bus_state[0].next_statechange) ||
 			time_before(jiffies,
@@ -2072,7 +2072,7 @@
 		return -EINVAL;
 	}
 	vdev = xhci->devs[udev->slot_id];
-	/* Mark each endpoint as being in transistion, so
+	/* Mark each endpoint as being in transition, so
 	 * xhci_urb_enqueue() will reject all URBs.
 	 */
 	for (i = 0; i < num_eps; i++) {