fix(rate): 默认 padding 改为 css 控制

src/packages/__VUE/rate/index.scss

@@ -4,6 +4,7 @@
     display: flex;
     flex-shrink: 0;
     position: relative;
+    margin-right: 14px;
     &:last-child {
       margin-right: 0;
     }

src/packages/__VUE/rate/index.taro.vue

@@ -47,7 +47,7 @@ export default create({
     },
     spacing: {
       type: [String, Number],
-      default: 14
+      default: undefined
     }
   },
   components: { StarFillN },

src/packages/__VUE/rate/index.vue

@@ -52,7 +52,7 @@ export default create({
     },
     spacing: {
       type: [String, Number],
-      default: 14
+      default: undefined
     }
   },
   components: { StarFillN },

src/packages/__VUE/rate/template.html

@@ -1,6 +1,6 @@
 <view :class="classes" @touchstart="onTouchStart" @touchmove="onTouchMove">
   <view class="nut-rate-item" v-for="n in Number(count)" :key="n" ref="rateRefs" :id="'rateRefs-' + refRandomId + n"
-    :style="n < Number(count) ? { marginRight: pxCheck(spacing) } : {}">
+    :style="{ marginRight: pxCheck(spacing) }">
     <view>
       <component
         :is="renderIcon(customIcon,{width:size,height:size,size,color:n <= modelValue ? activeColor : voidColor})"