Remove cocotb.wavedrom example

cocotb.wavedrom has been removed in upcoming cocotb 2.0 release.

examples/endian_swapper/tests/test_endian_swapper.py

@@ -251,24 +251,3 @@ async def randomly_switch_config(csr):
 factory.add_option("backpressure_inserter",
                    [None, wave, intermittent_single_cycles, random_50_percent])
 factory.generate_tests()
-
-import cocotb.wavedrom
-
-
-@cocotb.test()
-async def wavedrom_test(dut):
-    """
-    Generate a JSON wavedrom diagram of a trace and save it to wavedrom.json
-    """
-    cocotb.start_soon(Clock(dut.clk, 10, units='ns').start())
-    await RisingEdge(dut.clk)
-    tb = EndianSwapperTB(dut)
-    await tb.reset()
-
-    with cocotb.wavedrom.trace(dut.reset_n, tb.csr.bus, clk=dut.clk) as waves:
-        await RisingEdge(dut.clk)
-        await tb.csr.read(0)
-        await RisingEdge(dut.clk)
-        await RisingEdge(dut.clk)
-        dut._log.info(waves.dumpj(header={'text':'WaveDrom example', 'tick':0}))
-        waves.write('wavedrom.json', header={'tick':0}, config={'hscale':3})