linux/bundle/skipper: fix skipper logic. #34038

Job	Run time
syntax	1m 0s
tap syntax	7m 18s
vendored gems	1m 11s
cask audit	1m 29s
formula audit	4m 58s
test-analytics (ubuntu-latest)	1m 46s
test default formula (Ubuntu 24.04)	1m 59s
test-analytics (macos-latest)	1m 47s
test default formula (Ubuntu 22.04)	1m 35s
tests (online)	6m 53s
test default formula (Ubuntu 20.04)	3m 33s
update-test (Ubuntu)	20s
tests (generic OS)	4m 53s
test default formula (macOS 13 x86_64)	4m 25s
update-test (macOS)	31s
tests (Ubuntu 24.04)	4m 45s
test default formula (macOS 15 arm64)	1m 25s
tests (Ubuntu 22.04)	4m 46s
tests (Ubuntu 20.04)	5m 24s
tests (macOS 13 x86_64)	11m 1s
tests (macOS 15 arm64)	6m 56s
	1h 17m 55s

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