remove extra space in doctest

Author: mahmoud

src/hyperlink/_url.py

@@ -1782,7 +1782,7 @@ class DecodedURL(object):
       not URL components, like :class:`URL`. To programmatically
       construct a :class:`DecodedURL`, you can use this pattern:
 
-        >>>  DecodedURL().replace(host='pypi.org', path=('projects', 'hyperlink').to_text()
+        >>> DecodedURL().replace(host='pypi.org', path=('projects', 'hyperlink').to_text()
         "http://pypi.org/projects/hyperlink"
 
     *(New in 18.0.0)*