nicer line marker for application run configurations, like in java

#SCL-12138 fixed

Author: niktrop

src/org/jetbrains/plugins/scala/runner/ScalaRunLineMarkerContributor.scala

@@ -1,8 +1,8 @@
 package org.jetbrains.plugins.scala.runner
 
-import com.intellij.execution.application.ApplicationConfigurationType
 import com.intellij.execution.lineMarker.RunLineMarkerContributor.Info
 import com.intellij.execution.lineMarker.{ExecutorAction, RunLineMarkerContributor}
+import com.intellij.icons.AllIcons
 import com.intellij.psi.{PsiClass, PsiElement}
 import org.jetbrains.plugins.scala.lang.lexer.ScalaTokenTypes
 import org.jetbrains.plugins.scala.lang.psi.api.statements.ScFunctionDefinition
@@ -22,7 +22,7 @@ class ScalaRunLineMarkerContributor extends RunLineMarkerContributor {
       case _ => false
     }
     if (isIdentifier && hasMain)
-      new Info(ApplicationConfigurationType.getInstance.getIcon, null, ExecutorAction.getActions(0): _*)
+      new Info(AllIcons.RunConfigurations.TestState.Run, null, ExecutorAction.getActions(0): _*)
     else null
   }
 }