v2.5.1

Changelog

cbc2f1e docs: Add FAQ entry on diff colors not working
fa09eff docs: fix error in HOWTO guide
55a4b93 feat: Add --init option to update command
f42866b feat: Add working tree config option (#1459)
f86d7b5 feat: Make chezmoi edit with no args open working tree (#1455)
b7fb215 fix: Allow modify_ scripts to be encrypted