Add Reolink Integration password special character restriction - breaking change

[stevetz]

Proposed change

Adds the reolink breaking change to the release notes - informs that a new password will need to be set if prohibited characters are previously present

Type of change

• [ ] Spelling, grammar or other readability improvements (current branch).
• [x] Adjusted missing or incorrect information in the current documentation (current branch).
• [ ] Added documentation for a new integration I'm adding to Home Assistant (next branch).
  • [ ] I've opened up a PR to add logos and icons in Brands repository.
• [ ] Added documentation for a new feature I'm adding to Home Assistant (next branch).
• [ ] Removed stale or deprecated documentation.

Additional information

• Link to parent pull request in the codebase: https://github.com/home-assistant/home-assistant.io/pull/34196
• Link to parent pull request in the Brands repository:
• This PR fixes or closes issue: fixes #34476

Checklist

• [x] This PR uses the correct branch, based on one of the following:
  • I made a change to the existing documentation and used the current branch.
• [x] The documentation follows the Home Assistant documentation standards.

Summary by CodeRabbit

• New Features
  • Added detailed password requirements for Reolink device integration to improve user guidance.
• Documentation
  • Enhanced documentation to clarify constraints on password creation, ensuring proper functionality of the integration.