[BUG] Removing source on web

[R-3MY]

Platforms

web

Version of flutter maplibre_gl

0.20.0

Bug Description

It seem to be impossible to delete a source on web.

Steps to Reproduce

1. Create MapLibreMap
2. Add source
3. Delete source
4. Add again source with same name

Expected Results

Source is deleted

Actual Results

Source isn't deleted

Code Sample

Future<void>? refreshClusteredPointSource(String sourceId, Object? data, bool delete) async {
    if (delete) {
      debugPrint("DELETING SOURCE");
      try {
        await mapController!.removeSource(sourceId);
      } catch (e) {
        debugPrint("error removing source : $e");
      }
      debugPrint("DELETING SOURCE END");
    }
    debugPrint("ADDING SOURCE");
    await mapController!.addSource(sourceId, GeojsonSourceProperties(data: data, cluster: true, clusterMaxZoom: 12, clusterRadius: 50));
    debugPrint("ADDING SOURCE END");
  }

Console

DELETING SOURCE
null
DELETING SOURCE END
ADDING SOURCE
Error: Source "markers_source" already exists.