cmCPackGenerator: Fix comment in function `InstallCMakeProject`

Source/CPack/cmCPackGenerator.cxx

@@ -890,7 +890,7 @@ int cmCPackGenerator::InstallCMakeProject(
   if (this->IsOn("CPACK_WARN_ON_ABSOLUTE_INSTALL_DESTINATION")) {
     mf.AddDefinition("CMAKE_WARN_ON_ABSOLUTE_INSTALL_DESTINATION", "1");
   }
-  // If current CPack generator does support
+  // If current CPack generator does not support
   // ABSOLUTE INSTALL DESTINATION or CPack has been asked for
   // then ask cmake_install.cmake script to error out
   // as soon as it occurs (before installing file)