Security Manager log file fallback

[SylvainJuge]

What does this PR do?

When log_file configuration is set, but the configured Security Manager prevents access to the log file (or parent folder), we should properly fallback to using System.out.

Checklist

• This is a bugfix
  • I have updated CHANGELOG.asciidoc
  • I have added tests that would fail without this fix
  • manually tested with ES integration

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Build stats

• Start Time: 2022-04-28T13:45:10.575+0000

• Duration: 44 min 58 sec

Test stats 🧪

Test	Results
Failed	0
Passed	2844
Skipped	20
Total	2864

💚 Flaky test report

Tests succeeded.

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