MdePkg: Add Acpi65.h to IgnoreFiles area

MdePkg: Add Acpi65.h to IgnoreFiles area

Acpi65.h will causes ECC errors when CI uses Ubuntu GCC5 PR, add it
to MdePkg.ci.yaml in "IgnreFiles" area to fix the ECC errors.

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4306

Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Signed-off-by: Chao Li <lichao@loongson.cn>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>