Add test for #14372: Unmatched suppression reported for block suppression #19211

Job	Run time
build_make (ubuntu:24.04)	4m 29s
build_make (ubuntu:25.10)	3m 25s
build_make (alpine:3.23)	6m 10s
build_cmake (alpine:3.23, false, false)	4m 39s
build_cmake (ubuntu:25.10, true, true)	5m 24s
build_cmake (ubuntu:24.04, true, true)	2m 48s
	26m 55s

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