[RafaelGSS]

permission: prefer --permission over audit mode

When both --permission and --permission-audit are set, run in enforce
mode as documented, instead of only reporting denials and keeping the
environment variables.

[nodejs-github-bot]

Review requested:

• @nodejs/security-wg
• @nodejs/startup

[codecov]

Codecov Report

❌ Patch coverage is 62.50000% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 90.67%. Comparing base (91c4436) to head (3c68201).
⚠️ Report is 37 commits behind head on main.

Files with missing lines	Patch %	Lines
lib/internal/process/permission.js	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #67036      +/-   ##
==========================================
- Coverage   92.93%   90.67%   -2.27%     
==========================================
  Files         428      797     +369     
  Lines      195236   278272   +83036     
  Branches    30176    53518   +23342     
==========================================
+ Hits       181442   252311   +70869     
- Misses      13467    16348    +2881     
- Partials      327     9613    +9286     

Files with missing lines	Coverage Δ
src/env.cc	84.58% <100.00%> (ø)
src/node.cc	79.84% <100.00%> (ø)
lib/internal/process/permission.js	90.62% <0.00%> (-1.93%)	⬇️

... and 506 files with indirect coverage changes

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