Fix native build: wrap loadCubeTexture resolve/reject for the SH-typed onSuccess

The six-file path passed the Promise resolve directly, which is not assignable to
the widened onSuccess signature (sphericalPolynomial?: Float32Array). Wrap with
() => resolve() / () => reject(new Error(...)).

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: 2 people

packages/dev/core/src/Engines/Native/Extensions/nativeEngine.cubeTexture.pure.ts

@@ -127,7 +127,15 @@ export function RegisterNativeEngineCubeTexture(): void {
                     // eslint-disable-next-line github/no-then
                     .then(async (data) => {
                         return await new Promise<void>((resolve, reject) => {
-                            this._engine.loadCubeTexture(texture._hardwareTexture!.underlyingResource, data, !noMipmap, true, texture._useSRGBBuffer, resolve, reject);
+                            this._engine.loadCubeTexture(
+                                texture._hardwareTexture!.underlyingResource,
+                                data,
+                                !noMipmap,
+                                true,
+                                texture._useSRGBBuffer,
+                                () => resolve(),
+                                () => reject(new Error("Failed to load native cubemap"))
+                            );
                         });
                     })
                     // eslint-disable-next-line github/no-then