refactor: adjustments and fixes in second signature details

[dated]

Summary

Adjustments and fixes in the SecondSignatureDetail modal.

Checklist

• Documentation (if necessary)
• Tests (if necessary)
• Ready to be merged

[codecov]

Codecov Report

Merging #2891 into develop will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##           develop     #2891   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          343       343           
  Lines         4773      4765    -8     
  Branches       872       870    -2     
=========================================
- Hits          4773      4765    -8     

Flag	Coverage Δ
#unit	100.00% <100.00%> (ø)

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Impacted Files	Coverage Δ
...ts/SecondSignatureDetail/SecondSignatureDetail.tsx	100.00% <100.00%> (ø)

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