testSubscribe4 seems flaky

[uki00a]

running 259 tests
test [general] conccurent ... ok (4ms)
test [general] db0 ... ok (3ms)
test [general] connect with wrong password ... ok (2ms)
test [general] connect with empty password ... ok (3ms)
test [general] exists ... ok (2ms)
...
test [list] ltrim ... ok (2ms)
test [list] rpop ... ok (3ms)
test [list] rpoplpush ... ok (2ms)
test [list] rpush ... ok (3ms)
test [list] rpoplpush ... ok (2ms)
test [list] afterAll ... ok (1ms)
test [pubsub] testSubscribe ... ok (3ms)
test [pubsub] testSubscribe2 ... ok (3ms)
test [pubsub] testSubscribe3 ... ok (3ms)
error: Uncaught (in promise) AssertionError: The main client still thinks it is connected.
  throw new AssertionError(message);
        ^
    at assertEquals (https://deno.land/[email protected]/testing/asserts.ts:219:9)
    at file:///home/runner/work/redis/redis/tests/pubsub_test.ts:96:5
    at fire (deno:runtime/js/11_timers.js:446:7)
    at handleTimerMacrotask (deno:runtime/js/11_timers.js:306:7)
test [pubsub] testSubscribe4 ... 

https://github.com/denodrivers/redis/runs/1997855945 :confounded::thinking: