Fix generate command for contracts

[chasefleming]

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For contributor use:

• Targeted PR against master branch
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work
• Code follows the standards mentioned here
• Updated relevant documentation
• Re-reviewed Files changed in the Github PR explorer
• Added appropriate labels

[codecov-commenter]

Codecov Report

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

Project coverage is 39.08%. Comparing base (de7dabc) to head (6b833f0).

Files	Patch %	Lines
internal/super/generate.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1644   +/-   ##
=======================================
  Coverage   39.08%   39.08%           
=======================================
  Files          52       52           
  Lines        3536     3536           
=======================================
  Hits         1382     1382           
  Misses       1979     1979           
  Partials      175      175           

Flag	Coverage Δ
unittests	39.08% <0.00%> (ø)

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