removed default platzung value

lib/viewCam/view_cams.dart

@@ -273,7 +273,6 @@ class _ViewCamsState extends State<ViewCams> {
                     } else if (snapshot.hasError) {
                       return Text("Error ${snapshot.error}");
                     } else {
-                      List<Map<String, dynamic>> place = snapshot.data!;
                       markers = snapshot.data!.map((e) {
                         return Marker(
                             width: 80.0,