Allow RUBY_TARGET to be inherited from sudo #1035

Job	Run time
Bundle install in Dockerfile	59s
oxi-test (ruby=3.0, os=ubuntu-latest)	1m 9s
oxi-test (ruby=3.2, os=ubuntu-latest)	1m 13s
oxi-test (ruby=3.3, os=ubuntu-latest)	1m 11s
oxi-test (ruby=3.0, os=windows-latest)	3m 52s
oxi-test (ruby=3.2, os=windows-latest)	4m 58s
oxi-test (ruby=3.3, os=windows-latest)	3m 51s
oxi-test (ruby=3.0, os=macos-latest)	1m 13s
oxi-test (ruby=3.2, os=macos-latest)	1m 4s
oxi-test (ruby=3.3, os=macos-latest)	1m 20s
magnus-0.5 (ruby=3.0, os=ubuntu-latest)	1m 19s
magnus-0.5 (ruby=3.2, os=ubuntu-latest)	1m 17s
magnus-0.5 (ruby=3.3, os=ubuntu-latest)	1m 29s
magnus-0.5 (ruby=3.0, os=windows-latest)	4m 59s
magnus-0.5 (ruby=3.2, os=windows-latest)	4m 19s
magnus-0.5 (ruby=3.3, os=windows-latest)	4m 14s
magnus-0.5 (ruby=3.0, os=macos-latest)	1m 20s
magnus-0.5 (ruby=3.2, os=macos-latest)	1m 18s
magnus-0.5 (ruby=3.3, os=macos-latest)	1m 27s
magnus-head (ruby=3.0, os=ubuntu-latest)	2m 18s
magnus-head (ruby=3.2, os=ubuntu-latest)	2m 22s
magnus-head (ruby=3.3, os=ubuntu-latest)	2m 32s
magnus-head (ruby=3.0, os=windows-latest)	4m 39s
magnus-head (ruby=3.2, os=windows-latest)	6m 9s
magnus-head (ruby=3.3, os=windows-latest)	5m 58s
magnus-head (ruby=3.0, os=macos-latest)	1m 56s
magnus-head (ruby=3.2, os=macos-latest)	1m 46s
magnus-head (ruby=3.3, os=macos-latest)	1m 56s
	1h 12m 8s

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