Victron integration documentation

[tomer-w]

Proposed change

This PR includes the documentation to the new victon integration.

Type of change

• Spelling, grammar or other readability improvements (current branch).
• 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:
• Link to parent pull request in the Brands repository:
• This PR fixes or closes issue: fixes #

Checklist

• [] 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.
  • I made a change that is related to an upcoming version of Home Assistant and used the next branch.
• The documentation follows the Home Assistant documentation standards.

[home-assistant]

It seems that this PR is targeted against an incorrect branch. Documentation updates which apply to our current stable release should target the current branch. Please change the target branch of this PR to current and rebase if needed. If this is documentation for a new feature, please add a link to that PR in your description.

[netlify]

✅ Deploy Preview for home-assistant-docs ready!

Name	Link
🔨 Latest commit	f5997c3
🔍 Latest deploy log	https://app.netlify.com/projects/home-assistant-docs/deploys/690fafa8fc3e800008e19420
😎 Deploy Preview	https://deploy-preview-41677--home-assistant-docs.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify project configuration.

[Copilot]

Pull Request Overview

This PR adds complete documentation for the new Victron GX Communication Centre integration, which enables Home Assistant to connect to Victron Energy GX devices via MQTT for monitoring and controlling solar, battery, and inverter systems.

• Comprehensive documentation for a new integration that connects to Victron Energy devices using MQTT
• Includes setup instructions for three connection methods: automatic discovery, manual configuration, and bridged MQTT
• Documents available entities, configuration options, troubleshooting steps, and services