test_that_press_times_out_when_irnetbox_doesnt_reply: Fix expected exception
test_that_press_times_out_when_irnetbox_doesnt_reply: Fix expected exception

...on Python 3.10 / Ubuntu 22.04.

stb-tester/stb-tester,stb-tester/stb-tester,stb-tester/stb-tester,stb-tester/stb-tester