Minor UI styling fixes

[KKA11010]

• Updated PIN screen
• Updated Addressbook screen

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 9 lines in your changes are missing coverage. Please review.

Project coverage is 13.45%. Comparing base (1c8e74b) to head (c06cec7).

Files	Patch %	Lines
src/screens/Auth/index.tsx	0.00%	7 Missing ⚠️
src/screens/Addressbook/index.tsx	0.00%	1 Missing ⚠️
src/screens/Settings/index.tsx	0.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #327   +/-   ##
=======================================
  Coverage   13.45%   13.45%           
=======================================
  Files         164      164           
  Lines        6192     6190    -2     
  Branches     1718     1716    -2     
=======================================
  Hits          833      833           
+ Misses       5200     5198    -2     
  Partials      159      159           

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