Docs: Add note about exception for integer slices with float indices (#58017)

* docs: Add note about exception for integer slices with float indices

* Remove whitespace

* Update doc/source/user_guide/indexing.rst

Co-authored-by: Matthew Roeschke <[email protected]>

* Remove trailing whitespace

* Update doc/source/user_guide/indexing.rst

---------

Co-authored-by: Matthew Roeschke <[email protected]>

Author: shriyakalakata

doc/source/user_guide/indexing.rst

@@ -262,6 +262,10 @@ The most robust and consistent way of slicing ranges along arbitrary axes is
 described in the :ref:`Selection by Position <indexing.integer>` section
 detailing the ``.iloc`` method. For now, we explain the semantics of slicing using the ``[]`` operator.
 
+    .. note::
+
+        When the :class:`Series` has float indices, slicing will select by position.
+
 With Series, the syntax works exactly as with an ndarray, returning a slice of
 the values and the corresponding labels: