Uppercase properties keys for planes

[mswaidan]

SpeckleSpecs/SpeckleV1OpenApiSpecs.yaml

Lines 1390 to 1401 in cf5037c

	Origin:
	$ref: '#/definitions/SpecklePoint'
	description: The origin of the plane.
	Normal:
	$ref: '#/definitions/SpeckleVector'
	description: The normal of the plane.
	Xdir:
	$ref: '#/definitions/SpeckleVector'
	description: The X axis of the plane.
	Ydir:
	$ref: '#/definitions/SpeckleVector'
	description: The Y axis of the plane.

Origin, Normal, Xdir, Ydir should be lowercase

[didimitrie]

you fixed this, didn't you @mswaidan? I'm going to close.