Utilities/Release: Rename Windows packages to 'windows-$arch'

Help/release/dev/rel-package-names.rst

@@ -4,3 +4,7 @@ rel-package-names
 * The precompiled Linux binaries provided on ``cmake.org`` have changed
   their naming pattern to ``cmake-$ver-linux-$arch``, where ``$arch``
   is either ``x86_64`` or ``aarch64``.
+
+* The precompiled Windows binaries provided on ``cmake.org`` have changed
+  their naming pattern to ``cmake-$ver-windows-$arch``, where ``$arch``
+  is either ``x86_64`` or ``i386``.

Utilities/Release/win/x86/cache-i386.txt

@@ -42,4 +42,4 @@ CMAKE_Swift_COMPILER:FILEPATH=FALSE
 CMake_TEST_Qt5:BOOL=FALSE
 
 # CPack package file name component for this platform.
-CPACK_SYSTEM_NAME:STRING=win32-x86
+CPACK_SYSTEM_NAME:STRING=windows-i386

Utilities/Release/win/x86/cache-x86_64.txt

@@ -42,4 +42,4 @@ CMAKE_Swift_COMPILER:FILEPATH=FALSE
 CMake_TEST_Qt5:BOOL=FALSE
 
 # CPack package file name component for this platform.
-CPACK_SYSTEM_NAME:STRING=win64-x64
+CPACK_SYSTEM_NAME:STRING=windows-x86_64