using lllyasviel/Annotators instead of lllyasviel/ControlNet

Using **lllyasviel/Annotators** becasue on using **lllyasviel/ControlNet** we get
```python
EntryNotFoundError: 404 Client Error. (Request ID: Root=1-65b663b1-749bf4bb31b4ecf6380c08ca;09a961b7-5b08-414c-b83d-1989353f8104)

Entry Not Found for url: https://huggingface.co/lllyasviel/ControlNet/resolve/main/ControlNetHED.pth.
```

README.md

@@ -94,7 +94,7 @@ import torch
 from controlnet_aux import HEDdetector
 from diffusers.utils import load_image
 
-hed = HEDdetector.from_pretrained('lllyasviel/ControlNet')
+hed = HEDdetector.from_pretrained('lllyasviel/Annotators')
 
 image = load_image("https://huggingface.co/lllyasviel/sd-controlnet-hed/resolve/main/images/man.png")