feat: add help text prop to change icon size, iconSize

[yvmunayev]

Add help text prop to change icon size, iconSize = “small” | “medium” (small = 14px, medium = default - the current size)

Expected Behavior 🤔

Context 🔦

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

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.