Remove Ruby 3.2 version guards #1959

Job	Run time
RuboCop	57s
specs (ubuntu, 3.2.7)	1m 28s
specs (ubuntu, 3.3.7)	1m 28s
specs (ubuntu, 3.4.2)	1m 35s
specs (macos, 3.2.7)	1m 15s
specs (macos, 3.3.7)	1m 8s
specs (macos, 3.4.2)	1m 18s
specs (windows, 3.2.7)	3m 50s
specs (windows, 3.3.7)	4m 34s
specs (windows, 3.4.2)	3m 40s
specs (ubuntu, 3.4.2, --enable-frozen-string-literal)	1m 34s
	22m 47s

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