Merge pull request #100 from akiomik/update/sbt-sonatype-3.9.13

Update sbt-sonatype to 3.9.13

Author: akiomik

project/plugins.sbt

@@ -1,6 +1,6 @@
 addSbtPlugin("io.spray" % "sbt-boilerplate" % "0.6.1")
 addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.4.6")
-addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "3.9.12")
+addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "3.9.13")
 addSbtPlugin("com.github.sbt" % "sbt-pgp" % "2.1.2")
 addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % "1.1.0")
 addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.0.2")