fixing output from customConfig

[gagoar]

Description

when providing the output via the customConfiguration we noticed that the output wasn't being respected.

[codecov]

Codecov Report

Merging #76 into master will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##            master       #76   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           10        10           
  Lines          202       202           
  Branches        31        31           
=========================================
  Hits           202       202           

Flag	Coverage Δ
#unittests	100.00% <100.00%> (ø)

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Impacted Files	Coverage Δ
src/utils/getGlobalOptions.ts	100.00% <ø> (ø)
src/commands/generate.ts	100.00% <100.00%> (ø)

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[Golodhros]

LGTM