build

Update colorize test with dropping some coloring #448

Job	Run time
Debug compatibility test	6m 1s
lint	32s
ruby-versions / Generate Ruby versions	1s
rake test 2.7 (latest reline)	2m 3s
rake test 2.7	2m 9s
vterm-yamatanooroti 2.7 (latest reline)	1m 1s
rake test 3.0 (latest reline)	1m 47s
vterm-yamatanooroti 2.7	1m 3s
rake test 3.0	1m 52s
vterm-yamatanooroti 3.0 (latest reline)	32s
rake test 3.1 (latest reline)	2m 0s
vterm-yamatanooroti 3.0	49s
rake test 3.1	1m 54s
vterm-yamatanooroti 3.1 (latest reline)	33s
rake test 3.2 (latest reline)	1m 53s
vterm-yamatanooroti 3.1	30s
rake test 3.2	1m 59s
vterm-yamatanooroti 3.2 (latest reline)	31s
rake test 3.3 (latest reline)	1m 53s
rake test 3.3	1m 48s
vterm-yamatanooroti 3.2	30s
rake test head (latest reline)	2m 8s
vterm-yamatanooroti 3.3 (latest reline)	30s
rake test head	2m 4s
vterm-yamatanooroti 3.3	39s
vterm-yamatanooroti head (latest reline)	37s
rake test truffleruby-head (latest reline)	3m 22s
rake test truffleruby-head	3m 21s
vterm-yamatanooroti head	36s
	44m 38s

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