feat: an option to package Ruby runtime and an application separately #1171

Job	Run time
setup macos-12 XCode 13.1 Ruby 3.2.5	3m 5s
setup macos-14 XCode 14.3.1 Ruby 3.2.5	1m 18s
setup macos-14 XCode 15.4 Ruby 3.2.5	1m 13s
tests-1 package Ruby 3.1.6 on macos-12, XCode 13.1, Ruby 3.2.5	14m 23s
tests-2 package Ruby 3.1.6 on macos-12, XCode 13.1, Ruby 3.2.5	12m 25s
tests-1 package Ruby 3.2.5 on macos-12, XCode 13.1, Ruby 3.2.5	8m 8s
tests-2 package Ruby 3.2.5 on macos-12, XCode 13.1, Ruby 3.2.5	15m 28s
tests-1 package Ruby 3.3.5 on macos-12, XCode 13.1, Ruby 3.2.5	13m 47s
tests-2 package Ruby 3.3.5 on macos-12, XCode 13.1, Ruby 3.2.5	19m 16s
tests-1 package Ruby 3.1.6 on macos-14, XCode 14.3.1, Ruby 3.2.5	6m 57s
tests-2 package Ruby 3.1.6 on macos-14, XCode 14.3.1, Ruby 3.2.5	6m 26s
tests-1 package Ruby 3.2.5 on macos-14, XCode 14.3.1, Ruby 3.2.5	4m 5s
tests-1 package Ruby 3.3.5 on macos-14, XCode 14.3.1, Ruby 3.2.5	6m 0s
tests-2 package Ruby 3.2.5 on macos-14, XCode 14.3.1, Ruby 3.2.5	8m 15s
tests-1 package Ruby 3.3.4 on macos-14, XCode 15.4, Ruby 3.3.4	4m 57s
tests-2 package Ruby 3.3.5 on macos-14, XCode 14.3.1, Ruby 3.2.5	8m 54s
tests-2 package Ruby 3.3.4 on macos-14, XCode 15.4, Ruby 3.3.4	6m 48s
cross-tests (macos-13)	9s
cross-tests (macos-14)	19s
	2h 21m 53s

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