remoteproc: rcar_rproc: Fix pm_runtime_get_sync error check

pm_runtime_get_sync can also return 1 on success, change
to use pm_runtime_resume_and_get which return 0 only on
success.

This bug has been discovered by Dan Carpenter by using Smatch
static checker.

Fixes: 285892a ("remoteproc: Add Renesas rcar driver")
Signed-off-by: Julien Massot <julien.massot@iot.bzh>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
[Fixed blank line between tags]
Link: https://lore.kernel.org/r/20211216160653.203768-1-julien.massot@iot.bzh
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>

Author: Julien Massot

drivers/remoteproc/rcar_rproc.c

@@ -167,7 +167,7 @@ static int rcar_rproc_probe(struct platform_device *pdev)
 	}
 
 	pm_runtime_enable(dev);
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	if (ret) {
 		dev_err(dev, "failed to power up\n");
 		return ret;