fix: fix test command with --debug-brk option

[Fatme]

Device discovery was not started on test command when debug-brk option is provided. This led to the error "Unable to find device or emulator for specified options.".

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What is the current behavior?

What is the new behavior?

Fixes/Implements/Closes #[Issue Number].

[rosen-vladimirov]

Maybe we could have started the cli-tests