[UI] goal overview conversion rate not showing correct on the graph #19324

Description:

Fixes: #18766

The goal conversion rate is looking for nb_visits_converted. that's not added in the getDependentMetrics column. Add it back fixed it.

Review

• [ ] Functional review done
• [ ] Potential edge cases thought about (behavior of the code with strange input, with strange internal state or possible interactions with other Matomo subsystems)
• [ ] Usability review done (is anything maybe unclear or think about anything that would cause people to reach out to support)
• [ ] Security review done
• [ ] Wording review done
• [ ] Code review done
• [ ] Tests were added if useful/possible
• [ ] Reviewed for breaking changes
• [ ] Developer changelog updated if needed
• [ ] Documentation added if needed
• [ ] Existing documentation updated if needed

@bx80 ah I couldn't reproduce that on mine, can you check if the sparkline for Feb 2022 matches the data. Maybe the date selector was on Feb, not Jan.

@peterhashair, my mistake - formatting is working correctly after a cache refresh :+1: