chore(nodejs_templates): add script logging to node_library populate-secrets.sh

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[codecov[bot]]

Codecov Report

Merging #454 into master will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #454   +/-   ##
=======================================
  Coverage   98.00%   98.00%           
=======================================
  Files           2        2           
  Lines         451      451           
  Branches       39       39           
=======================================
  Hits          442      442           
  Misses          9        9           

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Your PR has attempted to merge for 3 hours. Please check that all required checks have passed, you have an automerge label, and that all your reviewers have approved the PR

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