dedup imports (#25551)

src/extras/PMREMGenerator.js

@@ -7,7 +7,8 @@ import {
 	NoToneMapping,
 	NoBlending,
 	RGBAFormat,
-	HalfFloatType
+	HalfFloatType,
+	BackSide
 } from '../constants.js';
 
 import { BufferAttribute } from '../core/BufferAttribute.js';
@@ -21,7 +22,6 @@ import { Color } from '../math/Color.js';
 import { WebGLRenderTarget } from '../renderers/WebGLRenderTarget.js';
 import { MeshBasicMaterial } from '../materials/MeshBasicMaterial.js';
 import { BoxGeometry } from '../geometries/BoxGeometry.js';
-import { BackSide } from '../constants.js';
 
 const LOD_MIN = 4;
 

src/helpers/Box3Helper.js

@@ -1,7 +1,6 @@
 import { LineSegments } from '../objects/LineSegments.js';
 import { LineBasicMaterial } from '../materials/LineBasicMaterial.js';
-import { BufferAttribute } from '../core/BufferAttribute.js';
-import { Float32BufferAttribute } from '../core/BufferAttribute.js';
+import { BufferAttribute, Float32BufferAttribute } from '../core/BufferAttribute.js';
 import { BufferGeometry } from '../core/BufferGeometry.js';
 
 class Box3Helper extends LineSegments {

src/math/interpolants/CubicInterpolant.js

@@ -1,6 +1,5 @@
-import { ZeroCurvatureEnding } from '../../constants.js';
+import { ZeroCurvatureEnding, WrapAroundEnding, ZeroSlopeEnding } from '../../constants.js';
 import { Interpolant } from '../Interpolant.js';
-import { WrapAroundEnding, ZeroSlopeEnding } from '../../constants.js';
 
 /**
  * Fast and simple cubic spline interpolant.