fix(deno): ensure --denoCjs respect the current Poku version

[wellwelwel]

Fixes #770.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.12%. Comparing base (0af5c8f) to head (8df45b1).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #771   +/-   ##
=======================================
  Coverage   99.12%   99.12%           
=======================================
  Files          36       36           
  Lines        1823     1823           
  Branches       10       10           
=======================================
  Hits         1807     1807           
  Misses          8        8           
  Partials        8        8           

Flag	Coverage Δ
linux	99.01% <100.00%> (ø)
osx	99.06% <100.00%> (ø)
windows	99.01% <100.00%> (ø)

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