feat: update example to show how to use multiple devices

[bdraco]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 69.82%. Comparing base (03f3ff8) to head (bfbc2c0).
Report is 67 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #85   +/-   ##
=======================================
  Coverage   69.82%   69.82%           
=======================================
  Files           9        9           
  Lines         517      517           
  Branches       43       43           
=======================================
  Hits          361      361           
  Misses        139      139           
  Partials       17       17           

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[codspeed-hq]

CodSpeed Performance Report

Merging #85 will not alter performance

_{Comparing multi_device (bfbc2c0) with main (03f3ff8)}

Summary

✅ 1 untouched benchmarks