Bump version to v1.11.1 #3106

Job	Run time
ruby-versions / Generate Ruby versions	3s
rake test 2.7 (latest reline)	1m 1s
rake test 2.7	1m 3s
vterm-yamatanooroti 2.7 (latest reline)	1m 2s
vterm-yamatanooroti 2.7	1m 5s
rake test 3.0 (latest reline)	1m 2s
vterm-yamatanooroti 3.0 (latest reline)	53s
rake test 3.0	58s
vterm-yamatanooroti 3.0	1m 13s
rake test 3.1 (latest reline)	59s
vterm-yamatanooroti 3.1 (latest reline)	52s
vterm-yamatanooroti 3.1	59s
rake test 3.1	1m 3s
vterm-yamatanooroti 3.2 (latest reline)	49s
rake test 3.2 (latest reline)	56s
vterm-yamatanooroti 3.2	54s
rake test 3.2	58s
vterm-yamatanooroti 3.3 (latest reline)	50s
rake test 3.3 (latest reline)	57s
vterm-yamatanooroti 3.3	49s
rake test 3.3	1m 0s
vterm-yamatanooroti head (latest reline)	50s
rake test head (latest reline)	1m 1s
vterm-yamatanooroti head	49s
rake test head	57s
rake test truffleruby-head (latest reline)	3m 4s
rake test truffleruby-head	2m 48s
	28m 55s

Provide feedback