Update dependency com.eed3si9n:sbt-assembly to v2.3.1

Author: renovate[bot]

project/plugins.sbt

@@ -12,7 +12,7 @@ addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.1.1")
 
 addSbtPlugin("com.timushev.sbt" % "sbt-updates" % "0.6.4")
 
-addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "2.2.0")
+addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "2.3.1")
 
 addSbtPlugin("com.github.sbt" % "sbt-native-packager" % "1.10.4")