add missing include dir for xml-dump-type-sizes #688

Job	Run time
Process sizes (linux64, new) / Build linux64	50s
Process sizes (linux64, old) / Build linux64	33s
Process sizes (win64, old) / Build win64	1m 25s
Process sizes (win64, new) / Build win64	1m 38s
${{ matrix.os }} (${{ matrix.arch }}-bit)	0s
report	0s
	4m 26s

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