Add compiletime.deferred to MimaFilters

Author: odersky

project/MiMaFilters.scala

@@ -10,6 +10,7 @@ object MiMaFilters {
       Build.previousDottyVersion -> Seq(
         ProblemFilters.exclude[MissingFieldProblem]("scala.runtime.stdLibPatches.language#experimental.modularity"),
         ProblemFilters.exclude[MissingClassProblem]("scala.runtime.stdLibPatches.language$experimental$modularity$"),
+        ProblemFilters.exclude[DirectMissingMethodProblem]("scala.compiletime.package#package.deferred"),
       ),
 
       // Additions since last LTS