Upgrade sbt-coveralls from 1.3.5 to 1.3.9#177

scala-steward wants to merge 1 commit intobrbrown25:masterbrbrown25/macros:masterfrom

scala-steward:update/sbt-coveralls-1.3.9scala-steward/macros:update/sbt-coveralls-1.3.9Copy head branch name to clipboard