Merge pull request #455 from scala-steward/update/sbt-updates-0.6.4

Update sbt-updates to 0.6.4

Author: ddworak

project/plugins.sbt

@@ -7,5 +7,5 @@ addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.5")
 addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.5.12")
 addSbtPlugin("com.github.sbt" % "sbt-unidoc" % "0.5.0")
 addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % "1.1.2")
-addSbtPlugin("com.timushev.sbt" % "sbt-updates" % "0.6.3")
-addSbtPlugin("com.github.sbt" % "sbt-github-actions" % "0.15.0")
+addSbtPlugin("com.timushev.sbt" % "sbt-updates" % "0.6.4")
+addSbtPlugin("com.github.sbt" % "sbt-github-actions" % "0.15.0")