Update scalafmt-core to 3.9.9#580

TimvdLippe merged 1 commit intomockito:release/2.xmockito/mockito-scala:release/2.xfrom

scala-steward:update/scalafmt-core-3.9.9scala-steward/mockito-scala:update/scalafmt-core-3.9.9Copy head branch name to clipboard