Fix syntax suggest spec #1083

Job	Run time
Rubocop	41s
Ruby 2.7 (Windows)	4m 13s
Ruby 2.6 (Windows)	3m 18s
Ruby 2.5 (Windows)	4m 27s
Ruby 2.4 (Windows)	3m 13s
Ruby 2.3 (Windows)	4m 28s
Ruby 2.2 (Windows)	4m 38s
Legacy Ruby Builds (2.1.9)	3m 40s
Legacy Ruby Builds (2.0)	2m 54s
Legacy Ruby Builds (1.9.3)	3m 49s
Legacy Ruby Builds (1.9.2)	5m 10s
Legacy Ruby Builds (1.8.7)	4m 6s
Legacy Ruby Builds (REE)	3m 44s
Legacy Ruby Builds (JRuby 1.7)	12m 30s
Legacy Ruby Builds (JRuby 1.7 1.8 mode)	11m 24s
Legacy Ruby Builds (JRuby 9.1.17.0)	17m 43s
Ruby 3.2	6m 13s
Ruby 3.1	5m 0s
Ruby 3.0	5m 30s
Ruby 2.7	6m 4s
Ruby 2.6	6m 57s
Ruby 2.5	8m 0s
Ruby 2.4	4m 43s
Ruby 2.3	4m 37s
Ruby 2.2	5m 21s
Ruby ruby-head	3m 24s
Ruby jruby-9.2.13.0	3m 23s
Ruby 2.7 with diff-lcs 1.3	6m 26s
Ruby 2.7 with diff-lcs 1.4.3	6m 37s
	2h 42m 13s

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