fix: convert icon components from class to functional to resolve defaultProps deprecation (#2912)#3325

pierreeurope wants to merge 2 commits intokeplergl:masterkeplergl/kepler.gl:masterfrom

pierreeurope:fix/base-icon-defaultprops-2912pierreeurope/kepler.gl:fix/base-icon-defaultprops-2912Copy head branch name to clipboard