net: stmmac: fix bad merge conflict resolution

Merge commit 06c54055 did a bad conflict resolution accidentally
leaving out a closing brace.  Add it back.

This breaks a handful of defconfigs on ARM, so it'd be good to see it
applied pretty quickly.
Signed-off-by: NOlof Johansson <olof@lixom.net>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c

@@ -87,6 +87,7 @@ static int stmmac_probe_config_dt(struct platform_device *pdev,
 	if (plat->force_thresh_dma_mode) {
 		plat->force_sf_dma_mode = 0;
 		pr_warn("force_sf_dma_mode is ignored if force_thresh_dma_mode is set.");
+	}
 
 	return 0;
 }