staging: wfx: reduce timeout for chip initial start up

The device take a few hundreds of milliseconds to start. However, the
current code wait up to 10 second for the chip. We can safely reduce
this value to 1 second. Thanks to that change, it is no more necessary
to use an interruptible timeout.
Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Link: https://lore.kernel.org/r/20200505123757.39506-3-Jerome.Pouiller@silabs.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wfx/main.c

@@ -370,8 +370,7 @@ int wfx_probe(struct wfx_dev *wdev)
 	if (err)
 		goto err1;
 
-	err = wait_for_completion_interruptible_timeout(&wdev->firmware_ready,
-							10 * HZ);
+	err = wait_for_completion_timeout(&wdev->firmware_ready, 1 * HZ);
 	if (err <= 0) {
 		if (err == 0) {
 			dev_err(wdev->dev, "timeout while waiting for startup indication. IRQ configuration error?\n");