Bump up v1.0.3 #421

Job	Run time
ruby-versions / Generate Ruby versions	3s
build (2.5 / ubuntu-latest)	21s
build (2.6 / ubuntu-latest)	21s
build (2.6 / macos-latest)	30s
build (2.7 / ubuntu-latest)	20s
build (2.7 / macos-latest)	25s
build (3.0 / ubuntu-latest)	5s
build (3.0 / macos-latest)	9s
build (3.1 / ubuntu-latest)	8s
build (3.1 / macos-latest)	7s
build (3.2 / ubuntu-latest)	10s
build (3.2 / macos-latest)	8s
build (3.3 / ubuntu-latest)	9s
build (3.3 / macos-latest)	8s
build (3.4 / ubuntu-latest)	5s
build (3.4 / macos-latest)	9s
build (head / ubuntu-latest)	5s
build (head / macos-latest)	9s
build (jruby / ubuntu-latest)	28s
build (jruby / macos-latest)	17s
build (jruby-head / ubuntu-latest)	21s
build (jruby-head / macos-latest)	18s
build (truffleruby / ubuntu-latest)	15s
build (truffleruby / macos-latest)	18s
build (truffleruby-head / ubuntu-latest)	17s
build (truffleruby-head / macos-latest)	13s
	5m 59s

Provide feedback