fix a permissions issue on newly created sites

[dustinrue]

When creating a new site on Linux, the php-fpm image is rebuilt to set the user properly. This would fail using the ubuntu based images because of a difference in the log directory path

Description of the Change

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Checklist:

• I have read the CONTRIBUTING document.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my change.
• All new and existing tests passed.

Applicable Issues

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