Merge topic 'doc-cmake-presets-8' into release-3.28

d3978a3835 Help: Document cmake-presets version 8

Acked-by: Kitware Robot <[email protected]>
Merge-request: !8899

Help/manual/cmake-presets.7.rst

@@ -75,6 +75,9 @@ The root object recognizes the following fields:
   ``7``
     .. versionadded:: 3.27
 
+  ``8``
+    .. versionadded:: 3.28
+
 ``cmakeMinimumRequired``
   An optional object representing the minimum version of CMake needed to
   build this project. This object consists of the following fields: