fix: add support to trailing slash in Fixes

Author: RafaelGSS

lib/rules/fixes-url.js

@@ -1,6 +1,6 @@
 const id = 'fixes-url'
 const github = new RegExp('^https://github\\.com/[\\w-]+/[\\w-]+/' +
-  '(issues|pull)/\\d+(#issuecomment-\\d+|#discussion_r\\d+)?$'
+  '(issues|pull)/\\d+(#issuecomment-\\d+|#discussion_r\\d+)?\/?$'
 )
 
 export default {

test/rules/fixes-url.js

@@ -24,6 +24,8 @@ test('rule: fixes-url', (t) => {
   const valid = [
     ['GitHub issue URL',
       'https://github.com/nodejs/node/issues/1234'],
+    ['GitHub issue URL with trailing slash',
+      'https://github.com/nodejs/node/issues/1234/'],
     ['GitHub issue URL containing hyphen',
       'https://github.com/nodejs/node-report/issues/1234'],
     ['GitHub issue URL containing hyphen with comment',