[BWA-37] Remove language picker since we don't have other languages yet

[KatherineInCode]

🎟️ Tracking

BWA-37

📔 Objective

This removes the "language" option from settings because we don't currently support languages other than en-us.

📸 Screenshots

See diff

⏰ Reminders before review

• Contributor guidelines followed
• All formatters and local linters executed and passed
• Written new unit and / or integration tests where applicable
• Protected functional changes with optionality (feature flags)
• Used internationalization (i18n) for all UI strings
• CI builds passed
• Communicated to DevOps any deployment requirements
• Updated any necessary documentation (Confluence, contributing docs) or informed the documentation team

🦮 Reviewer guidelines

• 👍 (:+1:) or similar for great changes
• 📝 (:memo:) or ℹ️ (:information_source:) for notes or general info
• ❓ (:question:) for questions
• 🤔 (:thinking:) or 💭 (:thought_balloon:) for more open inquiry that's not quite a confirmed issue and could potentially benefit from discussion
• 🎨 (:art:) for suggestions / improvements
• ❌ (:x:) or ⚠️ (:warning:) for more significant problems or concerns needing attention
• 🌱 (:seedling:) or ♻️ (:recycle:) for future improvements or indications of technical debt
• ⛏ (:pick:) for minor or nitpick changes

[github-actions[bot]]

Checkmarx One – Scan Summary & Details – 78e74334-e917-4d2b-bbfb-d44098c4c656

No New Or Fixed Issues Found

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 61.97%. Comparing base (cb00eb2) to head (a09f79a).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #112 +/- ## ======================================= Coverage 61.97% 61.97% ======================================= Files 199 199 Lines 6754 6754 ======================================= Hits 4186 4186 Misses 2568 2568 ```

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[Tmp341]

Ouch. I was locally translating this and was going to open PR in a couple of days.