Fix two spelling mistakes and minor grammar optimizations

[shawnoster]

Proposed change

• Fixed two spelling mistakes
• Changed casing to match Xbox UI
• Removed extraneous words for clarity
• Aligned pipes in the Service data attribute table

Type of change

• Spelling, grammar or other readability improvements (current branch).

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:

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.
• The documentation follows the Home Assistant documentation standards.

[frenck]

Thanks, @shawnoster 👍