bug fix and performance improvements

miniprogram/miniprogram_npm/tdesign-miniprogram/common/template/icon.wxml

@@ -0,0 +1,15 @@
+<template name="icon">
+  <t-icon
+    style="{{style || ''}}"
+    class="{{class}}"
+    t-class="{{tClass}}"
+    prefix="{{prefix || ''}}"
+    name="{{name || ''}}"
+    size="{{size || ''}}"
+    color="{{color || ''}}"
+    aria-hidden="{{ariaHidden || '' }}"
+    aria-label="{{ariaLabel || ''}}"
+    aria-role="{{ariaRole || ''}}"
+    bind:click="{{bindclick || ''}}"
+  />
+</template>