Fix flow generate transaction template

[jribbink]

Closes #1763

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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 29.68%. Comparing base (f99a061) to head (34a8b5a).

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

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1771   +/-   ##
=======================================
  Coverage   29.68%   29.68%           
=======================================
  Files          89       89           
  Lines        5191     5191           
=======================================
  Hits         1541     1541           
  Misses       3463     3463           
  Partials      187      187           

Flag	Coverage Δ
unittests	29.68% <0.00%> (ø)

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