Add specs using keywords as implicit Hash values #1730

Job	Run time
RuboCop	25s
specs (ubuntu, 3.0.6)	1m 4s
specs (ubuntu, 3.1.4)	1m 30s
specs (ubuntu, 3.2.2)	1m 23s
specs (ubuntu, 3.3.0)	1m 26s
specs (macos, 3.0.6)	1m 3s
specs (macos, 3.1.4)	1m 28s
specs (macos, 3.2.2)	1m 12s
specs (macos, 3.3.0)	1m 12s
specs (windows, 3.0.6)	4m 17s
specs (windows, 3.1.4)	5m 16s
specs (windows, 3.2.2)	5m 15s
specs (windows, 3.3.0)	3m 49s
specs (ubuntu, 3.3.0, --enable-frozen-string-literal)	1m 23s
	30m 43s

Provide feedback