Indentation fixup #1777

Job	Run time
RuboCop	38s
specs (ubuntu, 3.0.6)	1m 30s
specs (ubuntu, 3.1.4)	1m 31s
specs (ubuntu, 3.2.2)	1m 23s
specs (ubuntu, 3.3.0)	1m 22s
specs (macos, 3.0.6)	1m 22s
specs (macos, 3.1.4)	1m 21s
specs (macos, 3.2.2)	1m 12s
specs (macos, 3.3.0)	1m 7s
specs (windows, 3.0.6)	5m 9s
specs (windows, 3.1.4)	3m 58s
specs (windows, 3.2.2)	5m 8s
specs (windows, 3.3.0)	4m 32s
specs (ubuntu, 3.3.0, --enable-frozen-string-literal)	1m 32s
	31m 45s

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