Update CheatSheet.md

[Arpit-Babbar]

The type argument needs to be passed, as can be seen here

HOHQMesh.jl/src/Project/RefinementRegionsAPI.jl

Lines 2 to 9 in 574ead2

	"""
	newRefinementCenter(name, type,
	center, meshSize,
	width)
	Create refinement center of `type` "smooth" or "sharp" centered at `center = [x,y,z]`
	with a mesh size `meshSize` spread over a radius `width`.
	"""

[ranocha]

Thanks!

[andrewwinters5000]

Thanks for catching this!