Remove ununsed globalOnlyImports

Author: mbovel

compiler/src/dotty/tools/dotc/config/Feature.scala

@@ -31,8 +31,6 @@ object Feature:
   val pureFunctions = experimental("pureFunctions")
   val captureChecking = experimental("captureChecking")
 
-  val globalOnlyImports: Set[TermName] = Set(pureFunctions, captureChecking)
-
   /** Is `feature` enabled by by a command-line setting? The enabling setting is
    *
    *       -language:<prefix>feature

compiler/src/dotty/tools/dotc/parsing/Parsers.scala

@@ -30,7 +30,7 @@ import scala.annotation.tailrec
 import rewrites.Rewrites.{patch, overlapsPatch}
 import reporting._
 import config.Feature
-import config.Feature.{sourceVersion, migrateTo3, globalOnlyImports}
+import config.Feature.{sourceVersion, migrateTo3}
 import config.SourceVersion._
 import config.SourceVersion