Fix direct links in tutorials

[flying-sheep]

• Closes Fix link to preprocessing recipe link in trajectory inference tutorial #3584
• Tests included or not required because:

• Release notes not necessary because: small change

tutorials-repo PR: scverse/scanpy-tutorials#166

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.50%. Comparing base (bdcef41) to head (1e61a7b).
Report is 42 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3585      +/-   ##
==========================================
+ Coverage   73.09%   75.50%   +2.41%     
==========================================
  Files         113      113              
  Lines       13139    13139              
==========================================
+ Hits         9604     9921     +317     
+ Misses       3535     3218     -317     

see 23 files with indirect coverage changes