Stream large assets on download (#10521)

Stream large assets on download rather than reading the whole file at
once and potentially running into `urllib3` limits on single read sizes.

spacy/cli/_util.py

@@ -360,7 +360,7 @@ def download_file(src: Union[str, "Pathy"], dest: Path, *, force: bool = False)
     src = str(src)
     with smart_open.open(src, mode="rb", ignore_ext=True) as input_file:
         with dest.open(mode="wb") as output_file:
-            output_file.write(input_file.read())
+            shutil.copyfileobj(input_file, output_file)
 
 
 def ensure_pathy(path):