test

Improve readme copy/paste + update URLs to HTTPS #300

Job	Run time
ruby-versions / Generate Ruby versions	3s
build (2.6 / macos-latest)	44s
build (2.5 / windows-latest)	1m 34s
build (2.5 / ubuntu-latest)	24s
build (3.0 / windows-latest)	55s
build (3.0 / ubuntu-latest)	12s
build (3.2 / ubuntu-latest)	11s
build (3.2 / macos-latest)	17s
build (3.1 / macos-latest)	14s
build (3.2 / windows-latest)	1m 1s
build (3.1 / windows-latest)	1m 2s
build (3.3 / macos-latest)	12s
build (2.7 / ubuntu-latest)	25s
build (2.6 / ubuntu-latest)	24s
build (3.0 / macos-latest)	22s
build (2.6 / windows-latest)	1m 46s
build (2.7 / macos-latest)	41s
build (3.3 / ubuntu-latest)	13s
build (3.1 / ubuntu-latest)	10s
build (3.3 / windows-latest)	49s
build (jruby / ubuntu-latest)	1m 1s
build (jruby-head / ubuntu-latest)	50s
build (truffleruby-head / ubuntu-latest)	29s
build (head / ubuntu-latest)	12s
build (3.4 / windows-latest)	54s
build (2.7 / windows-latest)	1m 34s
build (3.4 / ubuntu-latest)	16s
build (truffleruby / ubuntu-latest)	25s
build (mingw / windows-latest)	48s
build (3.4 / macos-latest)	1m 43s
build (mswin / windows-latest)	1m 5s
build (head / macos-latest)	14s
build (truffleruby / macos-latest)	22s
build (truffleruby-head / macos-latest)	22s
	21m 54s

Provide feedback