ariane-soc: Enable the mock-uart on Verilator

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>

Makefile

@@ -371,6 +371,7 @@ verilate_command := $(verilator)
                     $(filter-out src/fpu_wrap.sv, $(filter-out %.vhd, $(src)))                                   \
                     +define+$(defines)                                                                           \
                     src/util/sram.sv                                                                             \
+                    tb/common/mock_uart.sv                                                                       \
                     +incdir+src/axi_node                                                                         \
                     $(if $(verilator_threads), --threads $(verilator_threads))                                   \
                     --unroll-count 256                                                                           \

tb/ariane_peripherals.sv

@@ -282,7 +282,6 @@ module ariane_peripherals #(
     end else begin
         assign irq_sources[0] = 1'b0;
         /* pragma translate_off */
-        `ifndef VERILATOR
         mock_uart i_mock_uart (
             .clk_i     ( clk_i        ),
             .rst_ni    ( rst_ni       ),
@@ -295,7 +294,6 @@ module ariane_peripherals #(
             .pready_o  ( uart_pready  ),
             .pslverr_o ( uart_pslverr )
         );
-        `endif
         /* pragma translate_on */
     end