Update rubocop-rspec requirement from ~> 2.23.0 to ~> 2.24.0 #1680

Job	Run time
lint	21s
spec (macos-latest, 3.0)	40s
spec (macos-latest, 3.1)	35s
spec (macos-latest, 3.2)	31s
spec (macos-latest, 3.3)	2m 46s
spec (macos-latest, jruby)	2m 3s
spec (macos-latest, truffleruby)	3m 20s
spec (macos-latest, truffleruby+graalvm)	5m 52s
spec (ubuntu-latest, 3.0)	19s
spec (ubuntu-latest, 3.1)	31s
spec (ubuntu-latest, 3.2)	26s
spec (ubuntu-latest, 3.3)	38s
spec (ubuntu-latest, jruby)	1m 47s
spec (ubuntu-latest, truffleruby)	1m 52s
spec (ubuntu-latest, truffleruby+graalvm)	3m 22s
spec (windows-latest, 3.0)	2m 2s
spec (windows-latest, 3.1)	2m 2s
spec (windows-latest, 3.2)	2m 51s
spec (windows-latest, jruby)	2m 48s
spec (alpine-latest, 3.0)	37s
spec (alpine-latest, 3.1)	39s
spec (alpine-latest, 3.2)	30s
spec (alpine-latest, 3.3-rc)	45s
release	0s
	37m 17s

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