GetoptLong#each_option should have the specs and #each be the alias f… #2454

Job	Run time
RuboCop	47s
specs (ubuntu, 3.3.11)	1m 33s
specs (macos, 4.0.4)	1m 45s
specs (ubuntu, 3.4.9)	1m 44s
specs (windows, 3.3.11)	3m 29s
specs (ubuntu, 4.0.4, LC_ALL=C)	1m 29s
specs (windows, 3.4.9)	2m 38s
specs (macos, 3.3.11)	1m 20s
specs (windows, 4.0.4)	3m 35s
specs (macos, 3.4.9)	1m 47s
specs (ubuntu, 4.0.4, --parser=parse.y)	1m 37s
specs (ubuntu, 4.0.4, --repeat 2)	1m 56s
specs (ubuntu, 4.0.4, --enable-frozen-string-literal)	1m 28s
specs (ubuntu, 4.0.4)	1m 31s
	26m 39s

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