fix(StrengthMeter): change事件应随handleChange一起抛出。close #3118

src/components/StrengthMeter/src/StrengthMeter.vue

@@ -48,6 +48,7 @@
       });
 
       function handleChange(e) {
+        emit('change', e.target.value);
         innerValueRef.value = e.target.value;
       }