Update logback-classic to 1.5.21#197

scala-steward wants to merge 1 commit intodeanwampler:maindeanwampler/programming-scala-book-code-examples:mainfrom

scala-steward:update/logback-classic-1.5.21scala-steward/programming-scala-book-code-examples:update/logback-classic-1.5.21Copy head branch name to clipboard