fixing headers

app.py

@@ -177,7 +177,7 @@ body {
 title = """<h1 align="center">MoD ControlNet Tile Upscaler for SDXL🤗</h1>
            <div style="display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; overflow:hidden;">
                 <span>This project implements the <a href="https://arxiv.org/pdf/2408.06072">📜 MoD (Mixture-of-Diffusers)</a> tiled diffusion technique and combines it with SDXL's ControlNet Tile process.</span>
-                <span>💻 <b><a href="https://github.com/DEVAIEXP/mod-control-tile-upscaler-sdxl">GitHub Code</a></b>
+                <span>💻 <a href="https://github.com/DEVAIEXP/mod-control-tile-upscaler-sdxl">GitHub Code</a></span>
                 <span>🚀 <b>Controlnet Union Power!</b> Check out the model: <a href="https://huggingface.co/xinsir/controlnet-union-sdxl-1.0">Controlnet Union</a></span>
                 <span>🎨 <b>RealVisXL V5.0 for Stunning Visuals!</b> Explore it here: <a href="https://huggingface.co/SG161222/RealVisXL_V5.0">RealVisXL</a></span>
            </div>