Test

Merge pull request #97 from fluent/ruby_versions.yml #15

Job	Run time
ruby-versions / Generate Ruby versions	4s
Ruby 3.3 on ubuntu-latest	50s
Ruby 4.0 on ubuntu-latest	35s
Ruby 3.4 on ubuntu-latest	49s
Ruby 3.1 on ubuntu-latest	19s
Ruby 3.2 on ubuntu-latest	47s
	3m 24s

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