✅ Fix lint problems

components/form/__tests__/label.test.js

@@ -5,7 +5,7 @@ import Form from '..';
 describe('Form', () => {
   // Mock of `querySelector`
   const originQuerySelector = HTMLElement.prototype.querySelector;
-  HTMLElement.prototype.querySelector = function(str) {
+  HTMLElement.prototype.querySelector = function querySelector(str) {
     const match = str.match(/^\[id=('|")(.*)('|")]$/);
     const id = match && match[2];
 

components/select/style/index.less

@@ -552,8 +552,8 @@
         top: 50%;
         right: @control-padding-horizontal;
         color: transparent;
-        font-size: 12px;
         font-weight: bold;
+        font-size: 12px;
         text-shadow: 0 0.1px 0, 0.1px 0 0, 0 -0.1px 0, -0.1px 0;
         transform: translateY(-50%);
         transition: all .2s;