fix(dropdown): add type button in dropdown

[lucasalberto01]

Description

Adding the type button to be able to use the dropdown inside the form.
Same as used in example from https://flowbite.com/docs/forms/select/#select-with-dropdown

Fixes #756

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change contains documentation update

How Has This Been Tested?

Check that the form submission is being sent at the correct time and is working.
I checked if the button type was correct in the inspect element, and it's ok

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules
• I have checked my code and corrected any misspellings

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.04 🎉

Comparison is base (89d58dc) 99.38% compared to head (4c0bfbc) 99.43%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #757      +/-   ##
==========================================
+ Coverage   99.38%   99.43%   +0.04%     
==========================================
  Files         131      131              
  Lines        6527     6527              
  Branches      489      490       +1     
==========================================
+ Hits         6487     6490       +3     
+ Misses         40       37       -3     

Impacted Files	Coverage Δ
src/lib/components/Dropdown/Dropdown.tsx	100.00% <100.00%> (+1.85%)	⬆️

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[rluders]

@lucasalberto01 nice catch!