PEP 8: Remove the diamond (<>) inequality operator (#4343)

Author: AA-Turner

peps/pep-0008.rst

@@ -617,9 +617,8 @@ Other Recommendations
 
 - Always surround these binary operators with a single space on either
   side: assignment (``=``), augmented assignment (``+=``, ``-=``
-  etc.), comparisons (``==``, ``<``, ``>``, ``!=``, ``<>``, ``<=``,
-  ``>=``, ``in``, ``not in``, ``is``, ``is not``), Booleans (``and``,
-  ``or``, ``not``).
+  etc.), comparisons (``==``, ``<``, ``>``, ``!=``, ``<=``, ``>=``, ``in``,
+  ``not in``, ``is``, ``is not``), Booleans (``and``, ``or``, ``not``).
 
 - If operators with different priorities are used, consider adding
   whitespace around the operators with the lowest priority(ies). Use