Suppression file name cache. #20230

Job	Run time
build_cmake (ubuntu:25.10, true, true)	5m 16s
build_make (ubuntu:25.10)	3m 55s
build_make (ubuntu:24.04)	3m 52s
build_cmake (ubuntu:24.04, true, true)	4m 44s
build_cmake (alpine:3.23, false, false)	4m 44s
build_make (alpine:3.23)	6m 20s
	28m 51s

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