调整信号机接近区段更新流程

src/views/newMap/newMapdraft/dataRelation/continueProtectOperate/protect.vue

@@ -227,6 +227,7 @@ export default {
                         ele.switchType = ele.normal ? '定位' : '反位';
                     });
                 });
+                this.clearOverlab();
                 this.editShow = true;
             }
         },

src/views/newMap/newMapdraft/dataRelation/signaloperate/route.vue

@@ -225,6 +225,7 @@ export default {
                         ele.switchType = ele.normal ? '定位' : '反位';
                     });
                 });
+                this.clearOverlab();
             }
         },
         'addModel.signalCode': function (val, old) {