fix: remove warning in development

[lionelB]

No description provided.

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (master@1e40dac). Click here to learn what that means.
The diff coverage is 0%.

@@            Coverage Diff            @@
##             master     #389   +/-   ##
=========================================
  Coverage          ?   47.27%           
=========================================
  Files             ?       64           
  Lines             ?      806           
  Branches          ?      115           
=========================================
  Hits              ?      381           
  Misses            ?      383           
  Partials          ?       42

Impacted Files	Coverage Δ
...ages/code-du-travail-frontend/src/common/Answer.js	50% <ø> (ø)
packages/code-du-travail-frontend/src/piwik.js	0% <0%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 1e40dac...54b6c13. Read the comment docs.