bump version in readme

Author: SethTisue

README.md

@@ -8,10 +8,10 @@ This library provides some of the new APIs from Scala 2.13 to Scala 2.11 and 2.1
 To use this library, add the following to your build.sbt:
 
 ```
-libraryDependencies += "org.scala-lang.modules" %% "scala-collection-compat" % "0.2.1"
+libraryDependencies += "org.scala-lang.modules" %% "scala-collection-compat" % "0.2.2"
 ```
 
-Version 0.2.1 is compatible with Scala 2.13.0-M5. For Scala 2.13.0-M4 you should use version 0.1.1.
+Version 0.2.2 is compatible with Scala 2.13.0-M5. For Scala 2.13.0-M4 you should use version 0.1.1.
 
 Note that there are multiple ways to cross-build projects, see https://github.com/scala/collection-strawman/wiki/FAQ#how-do-i-cross-build-my-project-against-scala-212-and-scala-213.
 
@@ -52,7 +52,7 @@ The `Collection213Upgrade` rewrite upgrades to the 2.13 collections without the
 
 ```scala
 // build.sbt
-scalafixDependencies in ThisBuild += "org.scala-lang.modules" %% "scala-collection-migrations" % "0.2.1"
+scalafixDependencies in ThisBuild += "org.scala-lang.modules" %% "scala-collection-migrations" % "0.2.2"
 scalacOptions ++= List("-Yrangepos", "-P:semanticdb:synthetics:on")
 ```
 
@@ -70,8 +70,8 @@ To cross-build for 2.12 and 2.11, the rewrite rule introduces a dependency on th
 
 ```scala
 // build.sbt
-scalafixDependencies in ThisBuild += "org.scala-lang.modules" %% "scala-collection-migrations" % "0.2.1"
-libraryDependencies +=  "org.scala-lang.modules" %% "scala-collection-compat" % "0.2.1"
+scalafixDependencies in ThisBuild += "org.scala-lang.modules" %% "scala-collection-migrations" % "0.2.2"
+libraryDependencies +=  "org.scala-lang.modules" %% "scala-collection-compat" % "0.2.2"
 scalacOptions ++= List("-Yrangepos", "-P:semanticdb:synthetics:on")
 ```