* Add pgBackRest logrotate configuration

Signed-off-by: Marcelo Henrique Neppel <[email protected]>

* Update how logrotate starts

Signed-off-by: Marcelo Henrique Neppel <[email protected]>

* Refactor method name and add unit tests

Signed-off-by: Marcelo Henrique Neppel <[email protected]>

* Merge linting changes

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Signed-off-by: Marcelo Henrique Neppel <[email protected]>
Co-authored-by: Dragomir Penev <[email protected]>