Remove redundant annotation

Sergey Mashkov · Sergey Mashkov · commit d2f27aafb5af · 2018-08-15T12:19:04.000+03:00
diff --git a/kotlin-frontend/src/main/kotlin/org/jetbrains/kotlin/gradle/frontend/karma/KarmaConfigTask.kt b/kotlin-frontend/src/main/kotlin/org/jetbrains/kotlin/gradle/frontend/karma/KarmaConfigTask.kt
@@ -9,7 +9,6 @@ import java.io.*
 
 open class KarmaConfigTask : DefaultTask() {
     @get:Internal
-    @get:Optional
     val configsDir: File
         get() = project.projectDir.resolve("karma.config.d")
 
