Modbus bit sensor switch

[yury-sannikov]

Proposed change

Update documentation to reflect the new modbus configuration regarding bit_sensor and bit_switch.

This PR is based on the #16678

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 logo's 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:
  Modbus bit_switch and bit_sensor implementation core#47240
• Link to parent pull request in the Brands repository:
• This PR fixes or closes issue:

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.

[frenck]

Consolidating the platform pages is not part of these upstream changes and should be targeted against the current branch. This PR contains unrelated changes to the documentation and thus needs to be split into separate PRs.

[janiversen]

as frenck noted earlier you need to update this PR and baee it on the next branch.

Please also update the PR description, the PR you refer to is merged.