Bump sbt-snowplow-release to 0.3.1

Author: spenes

project/plugins.sbt

@@ -1,4 +1,4 @@
 addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "1.0.0")
 addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.4.3")
 addSbtPlugin("com.dwijnand" % "sbt-dynver" % "4.1.1")
-addSbtPlugin("com.snowplowanalytics" % "sbt-snowplow-release" % "0.3.0")
+addSbtPlugin("com.snowplowanalytics" % "sbt-snowplow-release" % "0.3.1")