feat: new dropdown based on reactstrap

[astagi]

Fixes #

PR Checklist

• [ ] My branch is up-to-date with the Upstream main branch.
• [ ] The unit tests pass locally with my changes (if applicable).
• [ ] I have added tests that prove my fix is effective or that my feature works (if applicable).
• [ ] I have added necessary documentation (if appropriate).

Short description of what this resolves:

Changes proposed in this Pull Request:

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Name	Status	Preview	Updated (UTC)
design-react-kit	✅ Ready (Inspect)	Visit Preview	Jun 24, 2024 2:27pm

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 99.31707% with 7 lines in your changes missing coverage. Please review.

Project coverage is 97.35%. Comparing base (1074d49) to head (bd4a8b3). Report is 4 commits behind head on main.

Files	Patch %	Lines
stories/Components/Header/NavHeader.stories.tsx	98.18%	4 Missing :warning:
...ories/Components/Header/CompleteHeader.stories.tsx	98.87%	3 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #1071 +/- ## ======================================= Coverage 97.34% 97.35% ======================================= Files 354 354 Lines 25462 25450 -12 Branches 1668 1670 +2 ======================================= - Hits 24787 24776 -11 + Misses 673 672 -1 Partials 2 2 ``` | [Flag](https://app.codecov.io/gh/italia/design-react-kit/pull/1071/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=italia) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/italia/design-react-kit/pull/1071/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=italia) | `97.35% <99.31%> (+<0.01%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=italia#carryforward-flags-in-the-pull-request-comment) to find out more.

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