Missing __test_backend_loaded dispatch

[Vaibhavdixit02]

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 84.22%. Comparing base (d2f35b7) to head (e164535).

Files	Patch %	Lines
src/highlevel/reverse_mode.jl	0.00%	1 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #288      +/-   ##
==========================================
- Coverage   84.34%   84.22%   -0.13%     
==========================================
  Files          24       24              
  Lines        1476     1477       +1     
==========================================
- Hits         1245     1244       -1     
- Misses        231      233       +2     

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.

[gdalle]

We probably want to add ReverseDiff to the test suite as well?

[Vaibhavdixit02]

Yeah we need the entire extension and tests for this