remove extra @shows

[SebastianM-C]

Checklist

• Appropriate tests were added
• Any code changes were done in a way that does not break public API
• All documentation related to code changes were updated
• The new code follows the
  contributor guidelines, in particular the SciML Style Guide and
  COLPRAC.
• Any new documentation only uses public API

Additional context

Hi! I think the latest release left some @shows.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (4192d89) 1.94% compared to head (07122e9) 8.89%.

Additional details and impacted files

@@            Coverage Diff            @@
##           master    #678      +/-   ##
=========================================
+ Coverage    1.94%   8.89%   +6.95%     
=========================================
  Files          31      31              
  Lines        2518    2517       -1     
=========================================
+ Hits           49     224     +175     
+ Misses       2469    2293     -176     

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[Vaibhavdixit02]

Shit that shouldn't have made it through. Thanks for taking care of this!