23.6.1

Various fixes & improvements

• fix: Accidentally checked in useless text (#4355) by @lynnagara
• fix(admin): Pin yarn and node using volta (#4349) by @untitaker
• meta: Bump new development version (c2c6e3c)
• feat(dlq): Redesign admin UI, add API endpoints for replaying (#4347) by @lynnagara