Correct unit of measurement for Synology DSM volume sensors

[acshef]

Proposed change

Changed unit of measurement for volume sensors from TB to TiB. When scaling by binary (i.e. 1024 instead of 1000), the unit should be tebibytes instead of terabytes.

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 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: 71978
• ~Link to parent pull request in the Brands repository:~ N/A
• ~This PR fixes or closes issue:~ N/A

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

[probot-home-assistant[bot]]

It seems that this PR is targeted against an incorrect branch since it has a parent PR on one of our codebases. Documentation that needs to be updated for an upcoming release should target the next branch. Please change the target branch of this PR to next and rebase if needed. _{^{(message by DocsTargetBranch)}}

[home-assistant[bot]]

Please take a look at the requested changes, and use the Ready for review button when you are done, thanks :+1:

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[frenck]

Closing PR as the parent PR has been closed.