feat: 5 new icons: chicken / fish / milk / soda happy / soda unhappy

[g123k]

Hi everyone,

Here are 5 new icons required by the Nutri-Score V2 guide:

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 8.58%. Comparing base (4d9c7fc) to head (1e498e7).
Report is 123 commits behind head on develop.

Additional details and impacted files

@@            Coverage Diff             @@
##           develop   #5268      +/-   ##
==========================================
- Coverage     9.54%   8.58%   -0.97%     
==========================================
  Files          325     330       +5     
  Lines        16411   16829     +418     
==========================================
- Hits          1567    1444     -123     
- Misses       14844   15385     +541     

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[teolemon]

Ok. Why do we need a happy soda btw ?

[g123k]

Ok. Why do we need a happy soda btw ?

It's not used for the the Nutriscore guide, but it can be later.
The idea is that during build phase, unused icons are removed.
So the "just in case" paradigm is OK

[teolemon]

LGTM

[g123k]

Oops, I forgot the salt icon

[teolemon]

Approved @g123k

[g123k]

Thanks, I need this PR for the guide.
So ,merging it.