staging: sh_css_firmware: Remove parentheses from return arguments

The sematic patch used for this is:
@@
identifier i;
constant c;
@@
return
- (
    \(i\|-i\|i(...)\|c\)
- )
  ;
Signed-off-by: simran singhal <singhalsimran0@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c

@@ -74,7 +74,7 @@ static struct fw_param *fw_minibuffer;
 
 char *sh_css_get_fw_version(void)
 {
-	return(FW_rel_ver_name);
+	return FW_rel_ver_name;
 }