order sharing

src/components/chart/DateBuilder.vue

@@ -177,10 +177,8 @@ function update(a, b, updateA, updateB) {
       a = maxA
   }
   _timeEndpoints.value = [a, b]
-  const newBuilder = {...props.builder}
-  newBuilder.timeA = a
-  newBuilder.timeB = b
-  emit('update:builder', newBuilder)
+  props.builder.timeA = a
+  props.builder.timeB = b
 }
 
 const flipped = computed(()=>{