Remove erroneous `img` closing tag (#23646)

See https://github.com/huggingface/transformers/pull/23625

docs/source/pt/index.mdx

@@ -34,7 +34,7 @@ Cada arquitetura 🤗 Transformers é definida em um módulo individual do Pytho
 ## Se você estiver procurando suporte do time da Hugging Face, acesse
 
 <a target="_blank" href="https://huggingface.co/support">
-    <img alt="HuggingFace Expert Acceleration Program" src="https://huggingface.co/front/thumbnails/support.png" style="width: 100%; max-width: 600px; border: 1px solid #eee; border-radius: 4px; box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);"></img>
+    <img alt="HuggingFace Expert Acceleration Program" src="https://huggingface.co/front/thumbnails/support.png" style="width: 100%; max-width: 600px; border: 1px solid #eee; border-radius: 4px; box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);">
 </a>
 
 ## Conteúdo