This commit update the revision of SMBIOS spec reported in PCDs. Bugzilla link, https://bugzilla.tianocore.org/show_bug.cgi?id=2202 Signed-off-by: Abner Chang <abner.chang@hpe.com> Cc: Hao A Wu <hao.a.wu@intel.com> Cc: Jian J Wang <jian.j.wang@intel.com> Cc: Leif Lindholm <leif.lindholm@linaro.org> Cc: Gilbert Chen <gilbert.chen@hpe.com> Reviewed-by: Liming Gao <liming.gao@intel.com>