去掉 Model3DViewer 加载 effect 里冗余的 sourceKind 依赖

- packages/model3d-viewer/src/Model3DViewer.tsx：删除只出现在依赖数组里的 sourceKind 变量与依赖项，effect 实际只分支 sourceData / sourceUrl，kind 变化必然带动这两者之一变化

验证：npx tsc（严格模式单文件检查）、npx vitest run packages/model3d-viewer

packages/model3d-viewer/src/Model3DViewer.tsx

@@ -82,7 +82,6 @@ export function Model3DViewer({
     [],
   );
 
-  const sourceKind = source.kind;
   const sourceFormat = source.format;
   const sourceUrl = source.kind === 'url' ? source.url : null;
   const sourceData = source.kind === 'bytes' ? source.data : null;
@@ -146,7 +145,7 @@ export function Model3DViewer({
         sceneRef.current = null;
       }
     };
-  }, [sourceKind, sourceFormat, sourceUrl, sourceData, reportStatus]);
+  }, [sourceFormat, sourceUrl, sourceData, reportStatus]);
 
   useEffect(() => {
     autoRotateRef.current = autoRotate;