Added notice about running on CPU in shared space

header_patch.py

@@ -6,6 +6,7 @@
                     <div class="gr-prose" style="max-width: 80%; font-size: 12px; line-height: 20px; font-family: monospace;">
                         <p>▲ Automatic1111's Stable Diffusion WebUI + Mikubill's ControlNet WebUI extension | Running on Hugging Face | Loaded checkpoint: <a href="https://civitai.com/models/8124/a-to-zovya-rpg-artists-tools-15-and-21" style="target=" _blank"="">AtoZovyaRPGArtistTools15_sd15V1</a></p>
                         <p>▲ Docker build from <a href="https://github.com/kalaspuff/stable-diffusion-webui-controlnet-docker" style="target=" _blank"="">🐙 GitHub ➔ kalaspuff/stable-diffusion-webui-controlnet-docker</a> / <a href="https://huggingface.co/spaces/carloscar/stable-diffusion-webui-controlnet-docker" style="target=" _blank"="">🤗 Hugging Face ➔ carloscar/stable-diffusion-webui-controlnet-docker</a></p>
+                        <p>▲ This Space is currently running on CPU, which may yield very slow results - you can upgrade for a GPU after duplicating the space.</p>
                         <p>▲ Duplicate this Space to run it privately without a queue, use a GPU for faster generation times, load custom checkpoints, etc.&nbsp;&nbsp;<a style="display:inline-block; position: absolute;" target="_blank" href="https://huggingface.co/spaces/{os.environ["SPACE_ID"]}?duplicate=true"><img style="margin: 0; height: 16px; position: relative; top: 2px;" src="https://img.shields.io/badge/%F0%9F%A4%97%20Hugging%20Face-Duplicate%20Space-blue" alt="Duplicate Space"></a></p>
                     </div>
                     """)