Unit tests for the go/lib/periodic are flaky #3267
Description
Some errors from logs:
+kka@kkahost:~/Downloads/buildkite.scionproto.3266.build-4703$ cat logs/bazel-testlogs/go/lib/periodic/go_default_test/test.log
exec ${PAGER:-/usr/bin/less} "$0" || exit 1
Executing tests from //go/lib/periodic:go_default_test
-----------------------------------------------------------------------------
--- FAIL: TestKillExitsLongRunningFunc (0.03s)
periodic_test.go:89: time out while waiting on first run
FAIL
Failed runs:
https://buildkite.com/scionproto/scionproto/builds/4703#89a44cb7-0b62-49fb-96c7-56ab47ea5b47
https://buildkite.com/scionproto/scionproto/builds/4699#0e365bb7-53a8-41ac-a9f8-6174da4dcaca