Update URL and description (meta-pytorch#10)

Author: NicolasHug

setup.py

@@ -127,8 +127,8 @@ def get_requirements():
         version=get_and_write_version(),
         author="PyTorch Team",
         author_email="packages@pytorch.org",
-        url="TODO",
-        description="TODO",
+        url="https://github.com/pytorch-labs/torchvision-extra-decoders/",
+        description="An extension of torchvision for decoding AVIF and HEIC images.",
         long_description=readme,
         long_description_content_type="text/markdown",
         license="LGPLv2.1",