HID: roccat: fix whitespace warning from checkpatch.pl

Fixed the following warning of checkpatch.pl:
WARNING: space prohibited between function name and open parenthesis '('
Signed-off-by: Stefan Achatz <erazor_de@users.sourceforge.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/hid/hid-roccat.h

@@ -15,7 +15,7 @@
 #include <linux/hid.h>
 #include <linux/types.h>
 
-#if defined(CONFIG_HID_ROCCAT) || defined (CONFIG_HID_ROCCAT_MODULE)
+#if defined(CONFIG_HID_ROCCAT) || defined(CONFIG_HID_ROCCAT_MODULE)
 int roccat_connect(struct hid_device *hid);
 void roccat_disconnect(int minor);
 int roccat_report_event(int minor, u8 const *data, int len);