test

Bump step-security/harden-runner from 2.12.0 to 2.12.1 #270

Job	Run time
ruby-versions / Generate Ruby versions	3s
build (2.5 / ubuntu-latest)	29s
build (2.7 / ubuntu-latest)	31s
build (2.6 / ubuntu-latest)	28s
build (2.5 / windows-latest)	3m 22s
build (2.6 / macos-latest)	43s
build (2.7 / macos-latest)	54s
build (2.7 / windows-latest)	3m 58s
build (3.1 / windows-latest)	2m 37s
build (2.6 / windows-latest)	4m 5s
build (3.0 / windows-latest)	3m 40s
build (3.1 / macos-latest)	18s
build (3.0 / macos-latest)	15s
build (3.0 / ubuntu-latest)	18s
build (3.2 / macos-latest)	18s
build (3.1 / ubuntu-latest)	12s
build (3.3 / windows-latest)	2m 10s
build (3.3 / ubuntu-latest)	20s
build (3.2 / ubuntu-latest)	20s
build (truffleruby-head / ubuntu-latest)	37s
build (3.3 / macos-latest)	17s
build (3.4 / windows-latest)	2m 22s
build (head / ubuntu-latest)	14s
build (3.2 / windows-latest)	2m 11s
build (3.4 / macos-latest)	18s
build (3.4 / ubuntu-latest)	12s
build (mswin / windows-latest)	2m 13s
build (mingw / windows-latest)	2m 13s
build (truffleruby-head / macos-latest)	37s
build (head / macos-latest)	20s
	36m 35s

Provide feedback