Enable RuboCop class structure #10924

Job	Run time
lint_node	37s
Ruby 3.1 on ubuntu-latest	13m 58s
Ruby 3.2 on ubuntu-latest	14m 9s
Ruby 3.3 on ubuntu-latest	9m 27s
lint_ruby	20s
Ruby 3.1 on macos-latest	9m 30s
Ruby 3.2 on macos-latest	9m 2s
Ruby 3.3 on macos-latest	9m 39s
build_node (ubuntu-latest)	1m 6s
build_node (macos-latest)	1m 22s
Ruby 3.1 on windows-latest	19m 57s
build_node (windows-latest)	7m 24s
Ruby 3.2 on windows-latest	23m 17s
Verify Jekyll website builds	9s
Ruby 3.3 on windows-latest	21m 4s
	2h 21m 1s

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