chore: updating latest frontent plugin version on banner

Signed-off-by: Tiago Barbosa <tbarbos@hotmail.com>

overrides/main.html

@@ -3,7 +3,7 @@
 {% block announce %}
 <div>
  <p>
- <strong>🎉 New release!</strong> <span style="margin-left: 20px;"> Checkout the latest versions for Frontend(<a href="/backstage-plugin-docs/release-notes/frontend/#0120">0.12.0</a>), Backend(<a href="/backstage-plugin-docs/release-notes/backend/#061">0.6.1</a>), Common(<a href="/backstage-plugin-docs/release-notes/common/#013">0.1.3</a>) and Scaffolder Actions(<a href="/backstage-plugin-docs/release-notes/scaffolder-actions/#012">0.1.2</a>) </span>
+ <strong>🎉 New release!</strong> <span style="margin-left: 20px;"> Checkout the latest versions for Frontend(<a href="/backstage-plugin-docs/release-notes/frontend/#0121">0.12.1</a>), Backend(<a href="/backstage-plugin-docs/release-notes/backend/#061">0.6.1</a>), Common(<a href="/backstage-plugin-docs/release-notes/common/#013">0.1.3</a>) and Scaffolder Actions(<a href="/backstage-plugin-docs/release-notes/scaffolder-actions/#012">0.1.2</a>) </span>
  </p>
 </div>
 {% endblock %}