Update scalafmt-core to 3.7.15#331

scala-steward wants to merge 1 commit intoDapperware:series/2.xDapperware/zio-slack:series/2.xfrom

scala-steward:update/scalafmt-core-3.7.15scala-steward/zio-slack:update/scalafmt-core-3.7.15Copy head branch name to clipboard