arm/xilinx-zynqmp: Address unused parameter warnings

Add "(void) param;" annotation to address unused parameter warnings.
Found with GCC's warning -Wunused-parameter.

bsps/arm/xilinx-zynqmp/console/console-config.c

@@ -58,6 +58,10 @@ rtems_status_code console_initialize(
   void *arg
 )
 {
+  (void) major;
+  (void) minor;
+  (void) arg;
+
   size_t i;
 
   rtems_termios_initialize();