gh-141218: Fix inaccurate object comparison documentation

Changed "Objects of different types, except different numeric types, never
compare equal" to "Objects of different types, unless documented otherwise,
never compare equal" to account for documented exceptions like set/frozenset
comparisons.

Author: mohsinm-dev

Doc/library/stdtypes.rst

@@ -164,7 +164,7 @@ This table summarizes the comparison operations:
    pair: object; numeric
    pair: objects; comparing
 
-Objects of different types, except different numeric types, never compare equal.
+Objects of different types, unless documented otherwise, never compare equal.
 The ``==`` operator is always defined but for some object types (for example,
 class objects) is equivalent to :keyword:`is`. The ``<``, ``<=``, ``>`` and ``>=``
 operators are only defined where they make sense; for example, they raise a

Misc/NEWS.d/next/Documentation/2025-11-08-12-00-00.gh-issue-141218.kL3mNx.rst

@@ -0,0 +1,4 @@
+Fix inaccurate documentation about object comparison. Changed "Objects of different 
+types, except different numeric types, never compare equal" to "Objects of different 
+types, unless documented otherwise, never compare equal" to account for documented 
+exceptions like set/frozenset comparisons.