Update sbt-scalajs to 1.15.0 in master#15

github-actions[bot] wants to merge 1 commit intomasterscala-steward/sbt-scala-js-map:masterfrom

update/master/sbt-scalajs-1.15.0scala-steward/sbt-scala-js-map:update/master/sbt-scalajs-1.15.0Copy head branch name to clipboard