fix: [PE-587,PE-589,PE-591] CGN revamp fixes

[Hantex9]

Short description

This PR fixes:

• Dividers between merchant categories;
• Wrong scrollbar into merchant details screen;
• Wrong badge spacing into list item nav;

List of changes proposed in this pull request

• Added <Divider /> component between categories list items;
• Removed the default chevron from the ListItemNav adding a custom one with custom spacing

How to test

Inside the CGN flows, open the categories list and merchant details

[pagopa-github-bot]

	Warnings
⚠️	Multiple stories with different types are associated with this Pull request. Only one tag will be added, following the order: feature > bug > chore

Affected stories

• 🐞 PE-587: Divider mancante tra le categorie
  subtask of
  • ⚡ PE-511: CGN - Adeguamento flussi/schermate a nuovo DS 2.0
• 🐞 PE-589: [iOS] La scrollbar verticale viene mostrata al centro dello schermo
  subtask of
  • ⚡ PE-511: CGN - Adeguamento flussi/schermate a nuovo DS 2.0
• 🐞 PE-591: Posizionamento errato dei badge nei list item
  subtask of
  • ⚡ PE-511: CGN - Adeguamento flussi/schermate a nuovo DS 2.0

Generated by 🚫 dangerJS against e10cc6a

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 12 lines in your changes are missing coverage. Please review.

Project coverage is 49.58%. Comparing base (4f204b4) to head (e10cc6a).
Report is 73 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5754      +/-   ##
==========================================
+ Coverage   48.42%   49.58%   +1.16%     
==========================================
  Files        1488     1597     +109     
  Lines       31617    31810     +193     
  Branches     7669     7686      +17     
==========================================
+ Hits        15311    15774     +463     
+ Misses      16238    15982     -256     
+ Partials       68       54      -14     

Files	Coverage Δ
.../cgn/screens/merchants/CgnMerchantDetailScreen.tsx	12.12% <ø> (-0.70%)	⬇️
...eens/merchants/CgnMerchantCategoriesListScreen.tsx	2.63% <0.00%> (ø)
.../cgn/components/merchants/CgnMerchantsListView.tsx	12.50% <0.00%> (ø)

... and 412 files with indirect coverage changes

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update ac022ab...e10cc6a. Read the comment docs.