Remove support for Ruby 2.7 #633

Job	Run time
yard	6s
rspec-matrix (3.0, 3.5)	16s
nixfmt	14s
rubocop	11s
rspec-matrix (3.0, 3.6)	15s
rspec-matrix (3.0, 3.7)	14s
actionlint	5s
rspec-matrix (3.0, 3.8)	14s
rspec-matrix (3.0, 3.9)	14s
rspec-matrix (3.0, 3.10)	16s
rspec-matrix (3.0, 3.11)	13s
rspec-matrix (3.0, 3.12)	17s
rspec-matrix (3.1, 3.5)	14s
rspec-matrix (3.1, 3.6)	14s
rspec-matrix (3.1, 3.7)	13s
rspec-matrix (3.1, 3.8)	15s
rspec-matrix (3.1, 3.9)	15s
rspec-matrix (3.1, 3.10)	13s
rspec-matrix (3.1, 3.11)	13s
rspec-matrix (3.1, 3.12)	15s
rspec-matrix (3.2, 3.5)	16s
rspec-matrix (3.2, 3.6)	13s
rspec-matrix (3.2, 3.7)	13s
rspec-matrix (3.2, 3.8)	12s
rspec-matrix (3.2, 3.9)	15s
rspec-matrix (3.2, 3.10)	15s
rspec-matrix (3.2, 3.11)	12s
rspec-matrix (3.2, 3.12)	13s
rspec-matrix (3.3, 3.5)	8s
rspec-matrix (3.3, 3.6)	8s
rspec-matrix (3.3, 3.7)	11s
rspec-matrix (3.3, 3.8)	11s
rspec-matrix (3.3, 3.9)	11s
rspec-matrix (3.3, 3.10)	10s
rspec-matrix (3.3, 3.11)	10s
rspec-matrix (3.3, 3.12)	10s
collate-coverage	7s
rspec-github-workflow-wrapup-helper	0s
rspec	1s
	7m 43s

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