remove unnecessary workaround from build

Author: SethTisue

build.sbt

@@ -18,10 +18,6 @@ def osgiExport(scalaVersion: String, version: String) = {
   }) ++ Seq(s"scala.compat.java8.*;version=${version}")
 }
 
-// shouldn't be necessary anymore after https://github.com/lampepfl/dotty/pull/13498
-// makes it into a release
-ThisBuild / libraryDependencySchemes += "org.scala-lang" %% "scala3-library" % "semver-spec"
-
 lazy val commonSettings = Seq(
   crossScalaVersions := Seq("2.13.8", "2.12.16", "2.11.12", "3.1.3"),
   scalaVersion := crossScalaVersions.value.head,