[#174179069] Pin insertion overflow

[Undermaken]

Short description:
Fix the app pin insertion overflow

How to reproduce the bug:

• insert the pin (1st time) 333333
• insert the same pin of the 1st time but adding 2 digits more 33333344
• the continue button is displayed (ok, that's right)
• press del delete button: continue button disappears but the pin seems full filled (bug)

[pagopa-github-bot]

Affected stories

• 🐞 #174179069: [minor] Inserendo la ripetizione del PIN dell'app oltre la lunghezza si entra in uno stato inconsistente

Generated by 🚫 dangerJS

[codecov-commenter]

Codecov Report

Merging #2127 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           master    #2127    +/-   ##
========================================
  Coverage   44.86%   44.86%            
========================================
  Files         465      465            
  Lines       14259    14259            
  Branches     2683     2894   +211     
========================================
  Hits         6398     6398            
  Misses       7818     7818            
  Partials       43       43            

Impacted Files	Coverage Δ
ts/components/Pinpad/index.tsx	20.83% <ø> (ø)

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