Fix typo

app.py

@@ -248,7 +248,7 @@ with block:
                 </h1> 
               </div>
               <p style="margin-bottom: 10px; font-size: 94%; line-height: 23px;">
-                SDXL is a high quality text-to-image model from Stability AI. This demo on a <a style="text-decoration: underline;" href="https://cloud.google.com/blog/products/compute/announcing-cloud-tpu-v5e-and-a3-gpus-in-ga">Google Cloud TPU v5e</a>, to achieve efficient and cost-effective inference of 1024×1024 images. <a href="https://hf.co/blog/sdxl_jax" target="_blank">How does it work?</a>
+                SDXL is a high quality text-to-image model from Stability AI. This demo is running on <a style="text-decoration: underline;" href="https://cloud.google.com/blog/products/compute/announcing-cloud-tpu-v5e-and-a3-gpus-in-ga">Google Cloud TPU v5e</a>, to achieve efficient and cost-effective inference of 1024×1024 images. <a href="https://hf.co/blog/sdxl_jax" target="_blank">How does it work?</a>
               </p>
             </div>
         """