chore: update the "routes" example in the pull request template to make it less confusing (#14415)

* Fix: a typo in the pull request template

* Enhance: when parsing routes from PR body, remove all comments.

.github/PULL_REQUEST_TEMPLATE.md

@@ -15,7 +15,7 @@ Fail to comply will result in your pull request being closed automatically.
 请在 `routes` 区域填写以 / 开头的完整路由地址，否则你的 PR 将会被无条件关闭。
 如果路由包含在文档中列出可以完全穷举的参数（例如分类），请依次全部列出。
 
-```route
+```routes
 /some/route
 /some/other/route
 /dont/use/this/or/modify/it

scripts/workflow/test-route/identify.js

@@ -4,7 +4,9 @@ const allowedUser = new Set(['dependabot[bot]', 'pull[bot]']); // dependabot and
 module.exports = async ({ github, context, core }, body, number, sender) => {
     core.debug(`sender: ${sender}`);
     core.debug(`body: ${body}`);
-    const m = body.match(/```routes\s+([\S\s]*?)```/);
+    // Remove all HTML comments before performing the match
+    const bodyNoCmts = body.replaceAll(/<!--[\S\s]*?-->/g, '');
+    const m = bodyNoCmts.match(/```routes\s+([\S\s]*?)```/);
     core.debug(`match: ${m}`);
     let res = null;