[gardening] standalone/io/stdout_stderr_test is flaky

[brianquinlan]

There are new test failures on [io] Make it possible to change the line ending output by stdout and stderr....[pkg:js] Update README and prep for 0.7.1 publish.

The tests

standalone/io/stdout_stderr_test Timeout (expected Pass)

are failing on configurations

vm-linux-release-simarm