fix: input 组件 height 高度固定 38 px

src/component/input/index.less

@@ -21,6 +21,8 @@
 
 .layui-input-wrapper {
   width: 100%;
+  height: 38px;
+  line-height: 38px;
   border-width: 1px;
   border-style: solid;
   display: inline-flex;