s390/startup: correct early pgm check info formatting

Early sclp console messages are printed in line mode on z/VM and LPAR,
but under kvm newlines matter. Add a missing newline between "kernel
version" and "Kernel fault".
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

arch/s390/boot/pgm_check_info.c

@@ -33,7 +33,8 @@ void print_pgm_check_info(void)
 	char *p;
 
 	add_str(buf, "Linux version ");
-	strlcat(buf, kernel_version, sizeof(buf));
+	strlcat(buf, kernel_version, sizeof(buf) - 1);
+	strlcat(buf, "\n", sizeof(buf));
 	sclp_early_printk(buf);
 
 	p = add_str(buf, "Kernel fault: interruption code ");