chore: use more clear language to describe release schedule (#4865)

Refs: nodejs/node#44913 (comment)

Author: Trott

layouts/index.hbs

@@ -76,7 +76,7 @@
         {{/unless}}
         {{/if}}
         <p>
-          {{{ labels.version-schedule-prompt }}} <a href="https://github.com/nodejs/release#release-schedule">{{ labels.version-schedule-prompt-link-text }}</a>
+          {{{ labels.version-schedule-prompt }}} <a href="https://github.com/nodejs/release#release-schedule">{{ labels.version-schedule-prompt-link-text }}</a>.
         </p>
       </div>
 

locale/en/index.md

@@ -11,8 +11,8 @@ labels:
   tagline-lts: Recommended For Most Users
   changelog: Changelog
   api: API Docs
-  version-schedule-prompt: Or have a look at the
-  version-schedule-prompt-link-text: Long Term Support (LTS) schedule
+  version-schedule-prompt: For information about supported releases, see the
+  version-schedule-prompt-link-text: release schedule
 ---
 
 Node.js® is an open-source, cross-platform JavaScript runtime environment.