Fix version typo

Author: exoego

README.md

@@ -59,7 +59,7 @@ libraryDependencies += "net.exoego" %%% "scala-js-nodejs-v8" % "0.9.0"
 // For Node.js v10 LTS
 libraryDependencies += "net.exoego" %%% "scala-js-nodejs-v10" % "0.9.0"
 // For Node.js v12 (supposed to be next LTS)
-libraryDependencies += "net.exoego" %%% "scala-js-nodejs-v2" % "0.9.0"
+libraryDependencies += "net.exoego" %%% "scala-js-nodejs-v12" % "0.9.0"
 ```
 
 ## Example of code