Update sbt-scalajs, scalajs-compiler, ... to 0.6.26#185

SethTisue merged 2 commits intoscala:1.1.xscala/scala-parser-combinators:1.1.xfrom

scala-steward:update/sbt-scalajs-0.6.26scala-steward/scala-parser-combinators:update/sbt-scalajs-0.6.26Copy head branch name to clipboard