[Feature] Hide "down arrow" icon in Markdown charts when typing

[Etim-Orb]

Is your feature request related to a problem? Please describe. A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]

When typing in a chart the mentioned icon often hides the written text, which is annoying.

Describe the solution you'd like A clear and concise description of what you want to happen.

Hide this arrow icon when typing.

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