Fix /etc/cron.allow and /etc/cron.deny file permissions to comply with CIS Benchmark

[Copilot]

• [x] Fix markdown lint issues
  • [x] Remove extra blank line in CHANGELOG.md (MD012 violation)
  • [x] Verify all markdown files pass linting

Changes Summary

Fixed markdown linting error in CHANGELOG.md by removing an extra consecutive blank line between the version heading and the "Bug Fixes" section. All markdown files now pass markdownlint-cli2 validation.

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[Copilot]

@copilot just change the permissions dont make them configurable like that

Done! Removed the configurable attribute and changed the permissions directly to '0600' in the resource file. Changes committed in bc70793.

[damacus]

@copilot fix markdown lint issues.

[Copilot]

@copilot fix markdown lint issues.

Fixed! Removed extra blank line in CHANGELOG.md. All markdown files now pass linting. Changes committed in 0c939a5.

[github-actions[bot]]

Slowest examples

Top 9 slowest examples (0.71 seconds, 100% of total time)

Example	Description	Time in seconds
spec/unit/recipes/default_spec.rb:69	test::default deletes cron_d[delete_cron]	0.17291
spec/unit/recipes/default_spec.rb:7	test::default enables and starts service[cron]	0.09446
spec/unit/recipes/default_spec.rb:32	test::default creates cron_d[fixnum-job]	0.07477
spec/unit/recipes/default_spec.rb:58	test::default creates if missing cron_d[no_value_check]	0.07422
spec/unit/recipes/default_spec.rb:12	test::default creates cron_d[bizarrely-scheduled-usage-report]	0.06196
spec/unit/recipes/default_spec.rb:65	test::default creates file[/etc/cron.d/delete_cron]	0.06032
spec/unit/recipes/default_spec.rb:22	test::default creates cron_d[test-month-usage-report]	0.05963
spec/unit/recipes/default_spec.rb:42	test::default creates cron_d[predefined_value_check]	0.05879
spec/unit/recipes/default_spec.rb:50	test::default creates cron_d[nil_value_check]	0.0586