Prompt specifiers: documentation improvements #3582

Job	Run time
lint	13s
ruby-versions / Generate Ruby versions	2s
vterm-yamatanooroti 2.7 (latest reline)	1m 11s
vterm-yamatanooroti 2.7	1m 23s
rake test 2.7 (latest reline)	1m 13s
vterm-yamatanooroti 3.0 (latest reline)	1m 5s
rake test 2.7	1m 13s
vterm-yamatanooroti 3.0	1m 13s
rake test 3.0 (latest reline)	1m 16s
rake test 3.0	1m 12s
vterm-yamatanooroti 3.1 (latest reline)	1m 0s
rake test 3.1 (latest reline)	1m 13s
vterm-yamatanooroti 3.1	57s
rake test 3.1	1m 12s
vterm-yamatanooroti 3.2 (latest reline)	1m 10s
rake test 3.2 (latest reline)	1m 9s
rake test 3.2	1m 6s
vterm-yamatanooroti 3.2	1m 4s
rake test 3.3 (latest reline)	1m 11s
vterm-yamatanooroti 3.3 (latest reline)	1m 0s
rake test 3.3	1m 12s
vterm-yamatanooroti 3.3	53s
vterm-yamatanooroti head (latest reline)	53s
rake test head (latest reline)	1m 23s
vterm-yamatanooroti head	59s
rake test head	1m 31s
rake test truffleruby-head (latest reline)	2m 41s
rake test truffleruby-head	2m 37s
	33m 12s

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