[BBND-261] Fix and Improve HWC disconnect

[MiguelLZPF]

Description

Fix and Improve Hedera Wallet Connect disconnect from UI Also add icons metadata handling

Type of change

• [X] 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 requires a documentation update 📖

How Has This Been Tested?

• [X] Local Tests (npm run test)
• [X] Manually (example: cli with wizard or web using web interface)
• [ ] Local Github Actions (act pull_request)

Test Configuration:

• Node version (latest LTS):

  • [X] 20
  • [ ] 22

Test Results (if any)

Checklist:

• Style Guidelines (My code follows the style guidelines of this project) ✅
• Self-Review (I have performed a self-review of my own code) 👀
• Code Comments (I have commented my code, particularly in hard-to-understand areas) 💬
• Documentation Updates (I have made corresponding changes to the documentation) 📚
• Warning-Free Changes (My changes generate no new warnings) ⚠️
• Effective Tests (I have added tests that prove my fix is effective or that my feature works) ✔️
• Local Test Pass (New and existing unit tests pass locally with my changes) ✅
• Dependency Updates (Any dependent changes have been merged and published in downstream modules) 🔄
• Spellcheck (I have checked my code and corrected any misspellings) 📝