Fix tutorial typo

[penelopeysm]

Hello, this is just a very trivial typo fix as the rest of the tutorial uses AutoZygote :)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.06%. Comparing base (675b4bd) to head (d227627).
Report is 4 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #625      +/-   ##
==========================================
- Coverage   97.72%   97.06%   -0.66%     
==========================================
  Files         112      110       -2     
  Lines        5533     5524       -9     
==========================================
- Hits         5407     5362      -45     
- Misses        126      162      +36     

Flag	Coverage Δ
DI	97.96% <ø> (-1.00%)	⬇️
DIT	95.35% <ø> (ø)

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[gdalle]

Thanks! Test failures are not related but I'll wait to merge this until we figure them out

[penelopeysm]

Actually, let me take the liberty to make this a bit less trivial. The ref_backend keyword argument to test_differentiation doesn't exist anymore (#323) so that should be removed from the docs too!

[gdalle]

Closing and reopening so that CI runs again, I think the bug in ComponentArrays has been fixed.