Make courses search show results from all languages

[nygrenh]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 66.35%. Comparing base (4966ba8) to head (0706a51).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1288      +/-   ##
==========================================
- Coverage   66.36%   66.35%   -0.02%     
==========================================
  Files         144      144              
  Lines        6056     6054       -2     
  Branches     1438     1436       -2     
==========================================
- Hits         4019     4017       -2     
  Misses       1898     1898              
  Partials      139      139              

Flag	Coverage Δ
backend	66.35% <ø> (-0.02%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.