[frontend]fix padding in attributes card

[CelineSebe]

Proposed changes

• fix padding

Related issues

• Margin in entity customization #13846

Checklist

• I consider the submitted work as finished
• I tested the code for its functionality
• I wrote test cases for the relevant uses case (coverage and e2e)
• I added/update the relevant documentation (either on github or on notion)
• Where necessary I refactored code to improve the overall quality

Further comments

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 32.40%. Comparing base (58e8edf) to head (f3f1a5e).
⚠️ Report is 28 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #14608      +/-   ##
==========================================
+ Coverage   32.36%   32.40%   +0.03%     
==========================================
  Files        3096     3096              
  Lines      210889   211007     +118     
  Branches    38195    38292      +97     
==========================================
+ Hits        68255    68372     +117     
- Misses     142634   142635       +1     

Flag	Coverage Δ
opencti-client-python	45.50% <ø> (ø)
opencti-front	2.82% <ø> (-0.01%)	⬇️
opencti-graphql	67.79% <ø> (+0.05%)	⬆️

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