fixup! Consider skinning / instancing when sorting objects

Author: OndrejSpanel

test/unit/src/renderers/webgl/WebGLRenderLists.tests.js

@@ -176,6 +176,7 @@ export default QUnit.module( 'Renderers', () => {
 						object: objA,
 						geometry: geoA,
 						material: matA,
+						materialVariant: 0,
 						groupOrder: 0,
 						renderOrder: 0,
 						z: 0.5,
@@ -194,6 +195,7 @@ export default QUnit.module( 'Renderers', () => {
 						object: objB,
 						geometry: geoB,
 						material: matB,
+						materialVariant: 0,
 						groupOrder: 1,
 						renderOrder: 0,
 						z: 1.5,
@@ -212,6 +214,7 @@ export default QUnit.module( 'Renderers', () => {
 						object: objC,
 						geometry: geoC,
 						material: matC,
+						materialVariant: 0,
 						groupOrder: 2,
 						renderOrder: 0,
 						z: 2.5,
@@ -230,6 +233,7 @@ export default QUnit.module( 'Renderers', () => {
 						object: objD,
 						geometry: geoD,
 						material: matD,
+						materialVariant: 0,
 						groupOrder: 3,
 						renderOrder: 0,
 						z: 3.5,