test

allow setting shift variables in LogDevice when using reopen #143

Job	Run time
ruby-versions / Generate Ruby versions	3s
build (2.5 / ubuntu-latest)	20s
build (2.5 / windows-latest)	4m 54s
build (2.6 / ubuntu-latest)	20s
build (2.6 / macos-latest)	24s
build (2.6 / windows-latest)	3m 42s
build (2.7 / ubuntu-latest)	21s
build (2.7 / macos-latest)	25s
build (2.7 / windows-latest)	2m 0s
build (3.0 / ubuntu-latest)	7s
build (3.0 / macos-latest)	9s
build (3.0 / windows-latest)	2m 15s
build (3.1 / ubuntu-latest)	10s
build (3.1 / macos-latest)	10s
build (3.1 / windows-latest)	2m 17s
build (3.2 / ubuntu-latest)	6s
build (3.2 / macos-latest)	9s
build (3.2 / windows-latest)	2m 9s
build (3.3 / ubuntu-latest)	6s
build (3.3 / macos-latest)	10s
build (3.3 / windows-latest)	4m 29s
build (head / ubuntu-latest)	7s
build (head / macos-latest)	11s
build (head / windows-latest)	2m 9s
	27m 13s

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