Fix: Fix incorrect handling for container down

[chakflying]

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Description

Fixes #2289

The container monitor does not throw error when container is not running, which causes retries to not work.

Type of change

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• Bug fix (non-breaking change which fixes an issue)

Checklist

• My code follows the style guidelines of this project
• I ran ESLint and other linters for modified files
• I have performed a self-review of my own code and tested it
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[louislam]

Thanks, I don't know why I didn't notice that before.