Bump cpp-linter/cpp-linter-action from 2.16.6 to 2.16.7 #170

Job	Run time
build (ubuntu-latest, linux, 6.8)	2m 24s
build (macos-13, mac, 6.8, qtmacextras)	1s
build (ubuntu-latest, linux, 5.15, qtx11extras icu)	1m 54s
	4m 19s

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