IntelFrameworkModulePkg StatusCode RuntimeDxe: Remove duplicated structure.
    
    RUNTIME_MEMORY_STATUSCODE_HEADER has been moved into MdeModulePkg public header
    file Include/Guid/MemoryStatusCodeRecord.h. It should be removed from the driver.
    
    Contributed-under: TianoCore Contribution Agreement 1.0
    Signed-off-by: Liming Gao <liming.gao@intel.com>
    Reviewed-by: Jeff Fan <jeff.fan@intel.com>