[frontend] Small fix on chaining UI

[Dimfacion]

Proposed changes

• Adding a small padding on the condition
• Better message in the condition form

Related issues

Checklist

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

Further comments

If this is a relatively large or complex change, kick off the discussion by explaining why you chose the solution you did and what alternatives you considered, etc...

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 31.08%. Comparing base (6e782f9) to head (6047c1f).
Report is 1 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #1448      +/-   ##
============================================
- Coverage     31.32%   31.08%   -0.24%     
+ Complexity     1400     1396       -4     
============================================
  Files           526      526              
  Lines         13693    13693              
  Branches        814      814              
============================================
- Hits           4289     4257      -32     
- Misses         9204     9236      +32     
  Partials        200      200              

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