Modernize the `active_support` requires #200

Job	Run time
docs	17s
matrix-test (3.1)	28s
rubocop	19s
matrix-test (3.2)	24s
matrix-test (3.3)	30s
test	32s
matrix-test (jruby-9.3.10)	55s
matrix-test (jruby)	1m 8s
matrix-test (head, true)	1m 15s
matrix-test (jruby-head, true)	1m 1s
matrix-test (truffleruby-head, true)	1m 59s
coverage-check	7s
required-checks	1s
	8m 56s

Provide feedback