Remove a helper test erlc considers unused, per discussion with @kjnilsson

Author: michaelklishin

test/test_util.erl

@@ -15,14 +15,3 @@ fake_pid(Node) ->
     %% replace it with the incoming node binary
     Final = <<131,103, 100, S:16/unsigned, NodeBin/binary, LocalPidData/binary>>,
     binary_to_term(Final).
-
--ifdef(TEST).
--include_lib("eunit/include/eunit.hrl").
-
-fake_pid_test(_Config) ->
-    Pid = fake_pid(<<"mynode@banana">>),
-    ?assertNotEqual(node(Pid), node()),
-    ?assert(is_pid(Pid)),
-    ok.
-
--endif.