test: post-snapshot `test-cli-node-options` timeouts on RasberryPi

[refack]

• Version: 8.1.4
• Platform: pi1-raspbian-wheezy
• Subsystem: test,cli

https://ci.nodejs.org/job/node-test-binary-arm/9178/RUN_SUBSET=2,label=pi1-raspbian-wheezy/

not ok 30 parallel/test-cli-node-options
  ---
  duration_ms: 180.249
  severity: fail
  stack: |-
    timeout
  ...

[refack]

Anecdotal numbers from my local Windows machine:

c::\code\node>time < nul&D:\bin\dev\node\node9pre.exe D:\code\node\test\parallel\test-cli-node-options.js&time<nul
The current time is: 11:31:13.32
Enter the new time: The current time is: 11:31:17.62
Enter the new time:
D:\code\node>time < nul&D:\bin\dev\node\node9pre-snapshot.exe D:\code\node\test\parallel\test-cli-node-options.js&time<nul
The current time is: 11:31:20.14
Enter the new time: The current time is: 11:31:21.75
Enter the new time:

without snapshot ~4.3s
with snapshot ~1.61s
The expected 200% slowdown (ref #14171 (comment))