removed mb5 class from AvatarGroup component

[AZensky]

Description

• Removed mb-5 class from AvatarGroup component (flowbite-react/src/lib/theme/default.ts, line 116)

Fixes #467

Type of change

• Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

• Checked to see if mb-5 class was removed.

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

[rluders]

You don't need to include the flowbite-react here. So, there is no need to also update the package-lock.json and yarn.lock files. Could you please revert these changes?

[codecov]

Codecov Report

Base: 97.34% // Head: 97.34% // No change to project coverage 👍

Coverage data is based on head (3bb2a45) compared to base (cd26e24).
Patch coverage: 100.00% of modified lines in pull request are covered.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #470   +/-   ##
=======================================
  Coverage   97.34%   97.34%           
=======================================
  Files         127      127           
  Lines        5348     5348           
  Branches      436      436           
=======================================
  Hits         5206     5206           
  Misses        142      142           

Impacted Files	Coverage Δ
src/lib/theme/default.ts	100.00% <100.00%> (ø)

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report at Codecov.
📢 Do you have feedback about the report comment? Let us know in this issue.

[rluders]

@AZensky do you have plans to continue this PR?