docs: Add alternative installation method to README

[szarnyasg]

No description provided.

[krlmlr]

Thanks, nice! I'll think about how to best incorporate this info, I see how it's especially important for DuckDB.

[krlmlr]

@szarnyasg: Does this still work and make sense for you?

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 52.83%. Comparing base (5c88c6f) to head (13173b9).
⚠️ Report is 2829 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #1819       +/-   ##
===========================================
- Coverage   63.61%   52.83%   -10.78%     
===========================================
  Files         123      151       +28     
  Lines        5266     9817     +4551     
===========================================
+ Hits         3350     5187     +1837     
- Misses       1916     4630     +2714     

☔ 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.

[krlmlr]

Thanks!