修改bug

lib/union/union_page.dart

@@ -220,7 +220,7 @@ class _UnionPage extends State<UnionPage> with AutomaticKeepAliveClientMixin {
       textDirection: Directionality.of(context),
       size: Size(35.w, 35.h),
       platform: defaultTargetPlatform,
-    ), "assets/image/icon_map_marker.png", mipmaps: false);
+    ), "assets/image/icon_map_marker.png");
 
     markers.addAll(storeList.map((element) => Marker(
           position: LatLng(double.tryParse(element.latitude),