Optional speed test

[mjjimenez]

Description

Added feature to make speed test optional depending on the response authentication.

Checklist

• [x] I have followed the Contribution Guidelines and Code of Conduct
• [x] I have commented my code following the OpenMined Styleguide
• [x] I have labeled this PR with the relevant Type labels
• [x] My changes are covered by tests

Closes #95

[codecov[bot]]

Codecov Report

:exclamation: No coverage uploaded for pull request base (dev@092c880). Click here to learn what that means. The diff coverage is n/a.

@@          Coverage Diff           @@
##             dev     #160   +/-   ##
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  Coverage       ?   52.97%           
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  Files          ?       16           
  Lines          ?     1882           
  Branches       ?        0           
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  Hits           ?      997           
  Misses         ?      885           
  Partials       ?        0           

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