added missing front LEDs

applications/lofar2/designs/lofar2_unb2b_adc/src/vhdl/lofar2_unb2b_adc.vhd

@@ -497,5 +497,29 @@ BEGIN
     out_sosi_arr               => alt_sosi_arr        
   );
 
+    u_front_led : ENTITY unb2b_board_lib.unb2b_board_qsfp_leds
+  GENERIC MAP (
+    g_sim           => g_sim,
+    g_factory_image => g_factory_image,
+    g_nof_qsfp      => c_unb2b_board_tr_qsfp.nof_bus,
+    g_pulse_us      => 1000 / (10**9 / c_mm_clk_freq) -- nof clk cycles to get us period
+  )
+  PORT MAP (
+    rst             => mm_rst,
+    clk             => mm_clk,
+    green_led_arr   => qsfp_green_led_arr,
+    red_led_arr     => qsfp_red_led_arr
+  );
+
+  u_front_io : ENTITY unb2b_board_lib.unb2b_board_front_io
+  GENERIC MAP (
+    g_nof_qsfp_bus => c_unb2b_board_tr_qsfp.nof_bus
+  )
+  PORT MAP (
+    green_led_arr => qsfp_green_led_arr,
+    red_led_arr   => qsfp_red_led_arr,
+    QSFP_LED      => QSFP_LED
+  );
+
 
 END str;