Help: Document generators supporting CMAKE_INTERMEDIATE_DIR_STRATEGY

Move this information from the release note to the actual docs.

Help/release/dev/short-object-names.rst

@@ -4,14 +4,7 @@ short-object-names
 * There is now the :variable:`CMAKE_INTERMEDIATE_DIR_STRATEGY` variable (and
   associated environment variable :envvar:`CMAKE_INTERMEDIATE_DIR_STRATEGY`)
   that may be used to change the strategy used to name intermediate
-  directories used for object files (and other associated target metadata). It
-  is supported for the following generators:
-
-  - :ref:`Ninja Generators`
-  - :ref:`Makefile Generators`
-  - :ref:`Visual Studio Generators`
-
-  Note that the strategy implementation may differ between generators.
+  directories used for object files (and other associated target metadata).
 
 * There is now the :variable:`CMAKE_AUTOGEN_INTERMEDIATE_DIR_STRATEGY`
   variable (and associated environment variable

Help/variable/CMAKE_INTERMEDIATE_DIR_STRATEGY.rst

@@ -24,6 +24,12 @@ used.
 .. note::
   This only works as a cache variable, not a locally-scoped variable.
 
+This is supported by the following generators:
+
+- :ref:`Ninja Generators`
+- :ref:`Makefile Generators`
+- :ref:`Visual Studio Generators`
+
 .. note::
   Not all generators support all strategies and paths may differ between
   generators.