Small changes to TimeoutExtension specs #272

Job	Run time
build-and-verify (ubuntu-latest, 2.5, 8)	2m 22s
build-and-verify (ubuntu-latest, 2.5, 11)	2m 42s
build-and-verify (ubuntu-latest, 3.0, 8)	2m 24s
build-and-verify (ubuntu-latest, 3.0, 11)	2m 59s
build-and-verify (ubuntu-latest, 3.0, 17)	3m 46s
build-and-verify (ubuntu-latest, 4.0, 8)	2m 35s
build-and-verify (ubuntu-latest, 4.0, 11)	2m 41s
build-and-verify (ubuntu-latest, 4.0, 17)	2m 27s
build-and-verify (windows-latest, 2.5, 8)	4m 20s
build-and-verify (windows-latest, 3.0, 8)	6m 10s
build-and-verify (windows-latest, 4.0, 8)	7m 32s
build-and-verify (macos-latest, 2.5, 8)	3m 59s
build-and-verify (macos-latest, 3.0, 8)	3m 19s
build-and-verify (macos-latest, 4.0, 8)	3m 51s
release-spock (ubuntu-latest, 2.5, 8)	1m 17s
release-spock (ubuntu-latest, 3.0, 8)	1m 22s
release-spock (ubuntu-latest, 4.0, 8)	1m 13s
publish-release-docs (ubuntu-latest, 4.0, 17)	1m 21s
	56m 20s

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