Ability to hide legends in the Bubble Chart

What is the problem or goal the end user is trying to solve or accomplish?

There are moments where the user use the same column for different fields (x-axis and bubble size field). When you hover you mouse over the a bubble you see the legend replicated.

How are they solving it currently?

There is no workaround

What is the recommended solution by the Customer?

Implement a way to hide the legends when you use the same column twice