upgrade scoverage to support scala 2.13 > 2.13.0 (scoverage/sbt-scoverage#300)

Author: danny-goldberg-rally

project/plugins.sbt

@@ -12,4 +12,4 @@ resolvers += Resolver.url(
 
 addSbtPlugin("com.rallyhealth.sbt" %% "sbt-git-versioning" % "1.2.0")
 addSbtPlugin("org.foundweekends" % "sbt-bintray" % "0.5.4")
-addSbtPlugin("org.scoverage" % "sbt-scoverage" % "1.6.0")
+addSbtPlugin("org.scoverage" % "sbt-scoverage" % "1.6.1")