Arnold renderer : Fix indentation
Arnold renderer : Fix indentation

ivanimanishi/gaffer,appleseedhq/gaffer,hradec/gaffer,lucienfostier/gaffer,boberfly/gaffer,johnhaddon/gaffer,ImageEngine/gaffer,andrewkaufman/gaffer,GafferHQ/gaffer,hradec/gaffer,appleseedhq/gaffer,johnhaddon/gaffer,ImageEngine/gaffer,andrewkaufman/gaffer,ImageEngine/gaffer,boberfly/gaffer,johnhaddon/gaffer,hradec/gaffer,ivanimanishi/gaffer,ImageEngine/gaffer,andrewkaufman/gaffer,boberfly/gaffer,GafferHQ/gaffer,hradec/gaffer,ivanimanishi/gaffer,andrewkaufman/gaffer,ivanimanishi/gaffer,GafferHQ/gaffer,boberfly/gaffer,johnhaddon/gaffer,lucienfostier/gaffer,GafferHQ/gaffer,johnhaddon/gaffer,appleseedhq/gaffer,GafferHQ/gaffer,andrewkaufman/gaffer,lucienfostier/gaffer,appleseedhq/gaffer,hradec/gaffer,lucienfostier/gaffer