SecurityPkg Tcg2ConfigDxe: Remove BlockSID actions and related strings
    
    Tcg2ConfigDxe has no related code to handle BlockSID related actions
    that have been covered by OpalPasswordDxe driver.
    
    Cc: Jiewen Yao <jiewen.yao@intel.com>
    Cc: Chao Zhang <chao.b.zhang@intel.com>
    Cc: Eric Dong <eric.dong@intel.com>
    Contributed-under: TianoCore Contribution Agreement 1.0
    Signed-off-by: Star Zeng <star.zeng@intel.com>
    Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
    Reviewed-by: Eric Dong <eric.dong@intel.com>