bump plugin versions

Author: lihaoyi

build.mill

@@ -2,8 +2,8 @@ package build
 import $packages._
 import $file.docs.generateDocs
 import $ivy.`de.tototec::de.tobiasroeser.mill.vcs.version::0.4.0`
-import $ivy.`com.github.lolgab::mill-mima::0.1.0`
-import $ivy.`com.goyeau::mill-scalafix::0.4.2`
+import $ivy.`com.github.lolgab::mill-mima::0.1.1`
+import $ivy.`com.goyeau::mill-scalafix::0.5.1`
 import de.tobiasroeser.mill.vcs.version.VcsVersion
 import com.goyeau.mill.scalafix.ScalafixModule
 import mill._, scalalib._, publish._