Suppress identity transformation in Latexified expressions

[hersle]

Fixes #1254

[codecov-commenter]

⚠️ Please install the to ensure uploads and comments are reliably processed by Codecov.

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.41%. Comparing base (47cfd60) to head (2759c1b).
Report is 55 commits behind head on master.

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #1255       +/-   ##
===========================================
+ Coverage    8.30%   80.41%   +72.10%     
===========================================
  Files          46       46               
  Lines        4549     4656      +107     
===========================================
+ Hits          378     3744     +3366     
+ Misses       4171      912     -3259     

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

[ChrisRackauckas]

That's a reasonable short term fix.