Merge branch 'doc-CMAKE_GENERATOR_PLATFORM-typo' into release

Help/variable/CMAKE_GENERATOR_PLATFORM.rst

@@ -5,7 +5,7 @@ Generator-specific target platform name specified by user.
 
 Some CMake generators support a target platform name to be given
 to the native build system to choose a compiler toolchain.
-If the user specifies a toolset name (e.g. via the cmake -A option)
+If the user specifies a platform name (e.g. via the cmake -A option)
 the value will be available in this variable.
 
 The value of this variable should never be modified by project code.