Added user agent and screen width size to plausible

[thePeras]

Closes #1239

Review checklist

• Terms and conditions reflect the current change
• Contains enough appropriate tests
• If aimed at production, writes a new summary in whatsnew/whatsnew-pt-PT
• Properly adds an entry in changelog.md with the change
• If PR includes UI updates/additions, its description has screenshots
• Behavior is as expected
• Clean, well-structured code

[limwa]

Well done! Looks good to me!

[limwa]

@LuisDuarte1 @DGoiana do we need to worry about the dependencies bumps?

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 17%. Comparing base (02cd6d2) to head (cb22c24).

Additional details and impacted files

@@           Coverage Diff           @@
##           develop   #1240   +/-   ##
=======================================
- Coverage       17%     17%   -0%     
=======================================
  Files          229     229           
  Lines         6949    6952    +3     
=======================================
- Hits          1154    1152    -2     
- Misses        5795    5800    +5     

[LuisDuarte1]

lgtm 🚀