Test transfers to scheduler fiber incorrectly.

[ioquatix]

c:0072 p:---- s:0409 e:000408 CFUNC  :transfer
c:0071 p:0005 s:0405 e:000404 METHOD /Users/runner/work/io-event/io-event/external/async/lib/async/scheduler.rb:157
c:0070 p:0006 s:0401 e:000400 BLOCK  /Users/runner/work/io-event/io-event/external/async/lib/async/condition.rb:39
c:0069 p:0010 s:0398 e:000397 METHOD /Users/runner/work/io-event/io-event/external/async/lib/async/list.rb:87
c:0068 p:0014 s:0392 e:000391 METHOD /Users/runner/work/io-event/io-event/external/async/lib/async/condition.rb:38
c:0067 p:0044 s:0388 e:000387 METHOD /Users/runner/work/io-event/io-event/external/async/lib/async/task.rb:251
c:0066 p:0008 s:0384 E:000ab0 BLOCK  test/async/task.rb:802