[Edit] Focus Group: Typos

[AnamolR]

Description

This PR updates the existing Focus Group entry in the uiux/concepts/focus-group/ section to correct minor typos and remove unnecessary spacing.

The content itself remains unchanged in meaning or structure. These edits improve consistency and readability while preserving the original information and style.

Issues Solved

Closes #6598

Type of Change

Editing an existing entry (fixing a typo, bug, issues, etc)

Checklist

• All writings are my own.
• My edits follow the Codecademy Docs style guide.
• My changes generate no new warnings.
• I have performed a self-review of my own writing and code.
• I have checked the updated content and corrected any misspellings.
• I have made corresponding changes to the documentation if needed.
• I have confirmed my changes are not being pushed from my forked main branch.
• I have confirmed that I'm pushing from a new branch named after the changes I'm making.
• I have linked any issues that are relevant to this PR in the Issues Solved section.

[mamtawardhani]

Looks good for a second round of review! 🚀

[Sriparno08]

The entry looks good to be merged, @AnamolR!

[github-actions]

👋 @AnamolR
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