clk: stm32f4: pr_err() strings should end with newlines

pr_err() messages should end with a new-line to avoid other messages
being concatenated.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

drivers/clk/clk-stm32f4.c

@@ -1424,7 +1424,7 @@ static void __init stm32f4_rcc_init(struct device_node *np)
 
 	base = of_iomap(np, 0);
 	if (!base) {
-		pr_err("%s: unable to map resource", np->name);
+		pr_err("%s: unable to map resource\n", np->name);
 		return;
 	}