add missing urls (#512)

Author: flyerhzm

lib/rules/attributes-order.js

@@ -108,7 +108,8 @@ module.exports = {
   meta: {
     docs: {
       description: 'enforce order of attributes',
-      category: 'recommended'
+      category: 'recommended',
+      url: 'https://github.com/vuejs/eslint-plugin-vue/blob/v4.5.0/docs/rules/attributes-order.md'
     },
     fixable: 'code',
     schema: {

lib/rules/prop-name-casing.js

@@ -90,7 +90,8 @@ module.exports = {
   meta: {
     docs: {
       description: 'enforce specific casing for the Prop name in Vue components',
-      category: undefined // 'strongly-recommended'
+      category: undefined, // 'strongly-recommended'
+      url: 'https://github.com/vuejs/eslint-plugin-vue/blob/v4.5.0/docs/rules/prop-name-casing.md'
     },
     fixable: 'code',  // null or "code" or "whitespace"
     schema: [